- Haacke, J.W., Zoologist
- Habermehl, Marie A., Geologist
- Hacker, Henry (1876 - 1973), Entomologist
- Hadley, Margaret (1950 - ), Teacher
- Hailes, William Allan (1891 - 1949), Surgeon
- Haimann, Ernst (1910 - 1987), Industrial chemist
- Haines, Lawrence Courtney (Courtney) (1920? - 1996), Ornithologist, Oologist and Taxidermist
- Hainline, Lydia Jane, Anthropologist
- Hake, Cecil Napier (1848 - 1924), Chemist
- Haldane, Thomas A., Author
- Hale, Douglas Edger (1916 - 2000), Engineer
- Hale, Herbert Mathew (1895 - 1963), Zoologist and Museum curator
- Hales, Anton L. (1911 - ), Geophysicist
- Halford, George Britton (1824 - 1910), Anatomist and Physiologist
- Hall, Edward Swarbreck (1805 - 1881), Physician
- Hall, Graham George (1910 - 1971), Radio engineer
- Hall, M. J., Forester
- Hall, Peter Gavin (1951 - ), Statistician
- Hall, Robert (1867 - 1949), Museum curator, Naturalist and Ornithologist
- Hall, Robert James, Biotechnologist
- Hall, Ruby Violet - see Payne-Scott, Ruby Violet (1912 - 1981), Radio astronomer, Teacher and Physicist
- Hall, Thomas Sergeant (1858 - 1915), Palaeontologist and Biologist
- Hall, Thomas Taylor (Tom) (1921 - ), Administrator
- Halley, Ida Gertrude Margaret (1867 - 1939), Physician
- Halliday, June, Biochemist
- Halligan, Gerald Harnett (1856 - 1942), Hydrographer and Civil engineer
- Halpern, Berthold (1923 - 1980), Chemist
- Hamann, Sefton Davidson (1921 - ), Applied chemist
- Hamberger, Sydney Maxwell (1929 - ), Physicist
- Hamblin, C. L., Computer scientist
- Hamer, A. W., Chemical engineer
- Hamilton Smith, William (Bill) (1916 - 2000), Endocrinologist
- Hamilton, Alexander Greenlaw (1852 - 1941), Naturalist
- Hamlet, William Mogford (1850 - 1931), Chemist
- Hamlin, Elinor Catherine (1924 - ), Obstetrician and Gynaecologist
- Hamlin, John Calhoun (1896 - ), Entomologist
- Hamlyn-Harris, Ronald (1874 - 1953), Entomologist
- Hammer, Julie Margaret (1955 - ), Engineer
- Hammond, Keith (1942 - ), Zoologist and Geneticist
- Hammond, Lawrence Stuart (1950 - ), Marine scientist
- Hampshire, Noel Macquarie (1912 - 1967), Industrial chemist
- Hancock, Dennis, Author
- Hancock, G. Allan (1875 - 1965), Business executive
- Hancock, Henry Richard (1836 - 1919), Assayer and Surveyor
- Hancock, Judith Anne (1937 - ), Teacher
- Hancock, William John (1864 - 1931), Electrical engineer and Radiologist
- Handcock, Donald Edwin (Don) (1926 - ), Meteorologist
- Haneman, Dan (1931 - 2002)
- Hanks, Ernest Silverton (1892 - 1973), Ornithologist
- Hanna, Margaret Jean (1902 - 2000), Nurse
- Hannaford, Peter (1939 - ), Physicist
- Hannan, Edward James (1921 - 1994), Statistician
- Hannan, Leslie Victor, Aviator
- Hannan, Walter Henry, Antarctic explorer
- Hannay, Alexander Keith (Keith) (1914 - ), Meteorologist
- Hansen, Norman Reginald (1917 - 1980), Teacher
- Hardham, Adrienne, Botanist
- Hardie, David (1856 - 1945), Physician
- Hardie, James (Jim) (1851 - 1920), Merchant
- Harding, J. J., Engineer
- Harding, Sandra Lee (1957 - ), Educator
- Hardman, Edward Townley (1845 - 1887), Geologist
- Hardy, Barbara Rosemary (1927 - ), Conservationist
- Hardy, George Hurlstone Hurdlestone (1882 - 1966), Entomologist and Engineer
- Hare, R.L.
- Hargrave, Lawrence (1850 - 1915), Aeronautical engineer and Astronomer
- Hargreaves, Maxwell Edgar (1923 - 1976), Metallurgist
- Hargreaves, William Arthur (1866 - 1959), Chemist
- Harker, George Percy (1878 - 1957), Chemist and Teacher
- Harkness, Don, Engineer
- Harman, Roy William (1897 - 1977), Chemist
- Harper, Arthur Frederick Alan (1913 - 1991), Physicist
- Harper, Charles (1842 - 1912), Agriculturalist and Legislator
- Harper, George (1802? - 1841), Naturalist
- Harper, Gordon Denholm (1896 - 1969), Industrial chemist
- Harper, Herbert Reah (1871 - 1956), Electrical engineer
- Harper, Margaret Hilda (1879 - 1964), Paediatrician
- Harricks, Dudley Francis John (1880 - 1960), Engineer
- Harrington, Graham Norman (1935 - ), Conservationist and Ornithologist
- Harriott, Vicki, Marine biologist
- Harris, Alan William (1938 - 2006), Scientist
- Harris, Bertrand John (1925 - 1975), Astronomer
- Harris, Charles Hope (1846 - 1915), Surveyor
- Harris, Clive Melville (1926 - 1973), Inorganic chemist
- Harris, George Prideaux Robert (1775 - 1810), Surveyor and Naturalist
- Harris, Harry - see Harris, Samuel Henry (1881 - 1936), Urological surgeon
- Harris, Lawrence Herschel Levi (Herschel) (1871 - 1920), Radiologist
- Harris, Leonard Michael (1908 - 2003), Radio engineer
- Harris, Samuel Henry (1881 - 1936), Urological surgeon
- Harris, Thistle Yolette (1902 - 1990), Botanist
- Harris, William John (1886 - 1957), Geologist and Teacher
- Harrison, Charles Turnball, Antarctic explorer and Biologist
- Harrison, David Ernest Forester (1939 - ), Microbiologist
- Harrison, J. E., Agricultural scientist
- Harrison, James (1816? - 1893), Inventor and journalist
- Harrison, Launcelot (1880 - 1928), Zoologist and Entomologist
- Harrison, Walter, Botanist
- Harrison, Wing Commander H. C.
- Harry, Frederick Craig (1899 - 1960), Industrial chemist
- Harslett, Morwenna Jean (Jean) (1925 - ), Natural history collector and Historian
- Hart, Alfred (1870 - 1950), Teacher
- Hart, Thomas Stephen (1871 - 1960), Geologist and Botanist
- Hartley, Margaret (1954 - ), Toxicologist
- Hartley, William, Botanist and Scientific liaison officer
- Hartnett, John, Engineer
- Hartnett, Laurence John (1898 - 1986), Mechanical engineer and Business executive
- Hartung, Ernst Johannes (1893 - 1979), Chemist
- Harvey, Suzanne MacLeod (Sue) (1946 - ), Nurse and Nurse administrator
- Harvey, William Cotter Burnell (1897 - 1981), Physician and Respiratory specialist
- Harvey, William Henry (1811 - 1866), Botanist
- Harwood, J.
- Haskell, John Christopher (1931 - ), Architect
- Hassell, Ethel, Anthropologist
- Hastings, R. J., Engineer
- Haswell, William Aitcheson (1854 - 1925), Biologist
- Hatch, Marshall Davidson (1932 - ), Plant biochemist and Plant physiologist
- Hatrick, A. C., Manufacturer
- Hatt, Harold H., Chemist
- Haweis, Thomas, Naturalist and Cleric
- Hawken, Roger William Hercules (1878 - 1947), Civil engineer
- Hawker, Harry George (1889 - 1921), Aeronautical engineer and Aviator
- Hawkesworth, Alfred, Wool expert and Teacher
- Hawkins, Jack (c. 1910 - 1991), Metallurgist and Industrial chemist
- Hawkins, Laric Villier, Geophysicist
- Hayes, Barbara Ann (1941 - ), Nurse educator
- Hayes, Daphne Lydia - see Goulston, Daphne Lydia (1905 - 1985), Biochemist
- Hayes, Susan Carol (1946 - ), Forensic psychologist and Educator
- Hayes, William (1913 - 1994), Geneticist
- Hayman, R. H., Agricultural scientist
- Haynes, Warren (1939 - 1997), Company director
- Hayter, Henry Heylyn (1821 - 1895), Statistician
- Hayter, Lorna (1897 - 1989), Agriculturalist
- Haywood, Charles Duncan (c. 1843 - 1920), Manufacturer
- Head, Alan Kenneth (1925 - ), Chemical physicist
- Healey, Reginald Henry (1912 - 1961), Physicist and Electronic engineer
- Healy, Clarence Patrick (1898 - 1979), Electrical engineer
- Healy, Thomas William (1937 - ), Physical chemist
- Hearman, Joan - see Tully, Joan (1907 - 1973), Agricultural scientist
- Heath, Bernard Verrell (1904 - 1984), Food scientist
- Hebestreit, Lydia Karola Ludewine (1925 - ), Nurse educator
- Hector, James, Geologist
- Hedley, Charles (1862 - 1926), Naturalist
- Hegney, Desley (1949 - ), Nurse educator
- Heighway, Freida Ruth (Ruth) (1907 - 1963), Gynaecologist and Obstetrician
- Heij, Elizabeth Gordon (1943 - ), Research scientist
- Heine, John (1857 - 1928), Manufacturer
- Hellyer, Henry (1790 - 1832), Surveyor
- Helmore, Francis Ernest, Dental scientist
- Helms, Richard (1842 - 1914), Naturalist and Bacteriologist
- Helms, Sabine, Natural history artist
- Helois, Robert, Explorer
- Henderson, Edwin Thomas, Metallurgist
- Henderson, G.C., Naturalist
- Henderson, John ( - 1836), Surgeon
- Henderson, John Barry (1933 - 1978), Metallurgist
- Henderson, John Brownlie (1869 - 1950), Chemist and Teacher
- Henderson, Joseph (1869 - 1949), Metallurgist
- Henderson, Judy Isobel (1945 - ), Paediatrician
- Henderson, Keith (1926 - ), Engineer
- Henderson, Margaret Helen, Zoologist
- Henderson, Margaret Mary (1915 - ), Physician
- Henderson, Thomas W. (1901 - 1960), Industrial chemist
- Henderson, V. T
- Henderson-Sellers, Ann (1952 - ), Geographer
- Hendry, James (c. 1887 - 1950), Pharmaceutical manufacturer
- Henry, Elaine (1945 - ), Company director
- Henry, Ernest M. (1837 - 1917), Pastoralist and Prospector
- Henry, Rodney Wilton (1915 - 1994), Industrial chemist
- Henty, Edward (1810 - 1878), Explorer
- Henty, Richmond
- Henty, Thomas (1775 - 1839), Farmer
- Herbert, Andrew Desmond (1898 - 1976), Botanist
- Hercus, Eric Oswald (1891 - 1962), Physicist
- Herlihy, John Edward (1908 - 1963), Engineer
- Herman, Hyman (1875 - 1962), Geologist and Engineer
- Herrenschmidt, Henri, Metallurgist
- Herrman, Helen Edith (1947 - ), Psychiatrist and Educator
- Herry, Fritz (1929 - ), Meteorologist
- Herz, Max Markus (1876 - 1948), Orthopaedic surgeon
- Hese, Valeska Marie - see Sargeant, Valeska Marie (1902 - ), Nurse
- Hesketh, John (1868 - 1917), Electrical engineer
- Hewitt, Norman C.
- Hewlett, Herbert Maunsell (1872 - 1957), Radiologist
- Hey, Harry (1892 - 1960), Metallurgist and Industrialist
- Heyde, Christopher Charles (1939 - ), Mathematician and Statistician
- Heymann, Erich (1901 - 1949), Physical chemist
- Heyne, Ernst Bernhard (1825 - 1881), Botanist and Horticulturalist
- Hibbert, Nancy Laura - see Hutchison, Nancy Laura (1902 - 1984), Physicist
- Hickinbotham, Alan R., Chemist
- Hickman, Vernon Victor (1894 - ), Biologist
- Hicks, Cedric Stanton (1892 - 1976), Nutritionist and Physiologist
- Hicks, Gordon James (1910 - ), Electrical engineer
- Hides, Jack Gordon (1906 - 1938), Explorer
- Higgin, Alfred James ( - 1922), Chemist and Metallurgist
- Higgins, George, Engineer
- Higgins, John Michael (1862 - 1937), Metallurgist and Company director
- Higgins, Patrick (1825 - 1882), Railway engineer
- Higginson, William Arthur (1912 - 1993), Industrial chemist
- Higgs, Arthur John (1904 - ), Astronomer and Radiophysicist
- Higgs, Joy, Educator and Physiotherapist
- Hill, Benjamin, Manufacturer
- Hill, Dorothy (1907 - 1997), Geologist and Palaeontologist
- Hill, G. W., Computer scientist
- Hill, Gerald Freer (1880 - 1954), Naturalist and Entomologist
- Hill, James Peter (1873 - 1954), Embryologist
- Hill, Kate (1859 - 1933), Nurse and Hospital administrator
- Hill, Kim Narelle, Medical administrator
- Hill, Lance, Inventor and Mechanical engineer
- Hill, Robert Dickson (1913 - ), Physicist
- Hill, Walter (1820 - 1904), Botanist
- Hillhouse, Robert Albury, Conservationist
- Hills, Edwin Sherbon (1906 - 1986), Geologist
- Hills, George Watherston (1912 - ), Engineer
- Hillyard, Carmel Judith, Company director
- Hinckfuss, I. C., Electrical engineer
- Hindmarsh, William Lloyd (1889 - 1980), Veterinary scientist
- Hindwood, Keith Alfred (1904 - 1971), Ornithologist and Company director
- Hines, Herbert John Garnham, Biochemist
- Hinkler, Herbert John Louis (1892 - 1933), Aviator and Inventor
- Hirschfeld, Eugen (1866 - 1946), Bacteriologist and Physician
- Hirst, F, Computer scientist
- Hirst, George David Scarcliffe (David) (1944 - ), Pharmacologist
- Hirst, George Walter Cansdell (1886 - 1971), Electrical engineer
- Hirst, Henry (1907 - 1984), Metallurgist
- Hirt, W.B.
- Hitchcock, Warren Billingsley (1919 - 1984), Ornithologist
- Hoadley, Abel (1844 - 1918), Manufacturer
- Hoadley, Charles Archibald Brookes (1887 - 1947), Explorer, Geologist and Educator
- Hoare, Martin John (1896? - 1942), Industrial chemist
- Hoare, Michael E., Science historian
- Hoare, William Webster, Surgeon's assistant and Explorer
- Hobba, John M.T. (1899 - 1966), Science educator
- Hobbs, Bruce Edward (1936 - ), Science administrator and Geologist
- Hobbs, John N. (1920 - 1990), Policeman; Ornithologist
- Hobbs, William (1822 - 1890), Physician
- Hobler, Mabel Theodore (1871 - 1925), Zoological collector
- Hobson, Edmund Charles (1814 - 1848), Physician and Naturalist
- Hocking, David Roy (Dave) (1920 - 2000), Surveyor and Cartographer
- Hoddle, Robert (1794 - 1881), Surveyor
- Hodge, Alan John (1926 - ), Food scientist
- Hodgkinson, Clement (1818 - 1893), Naturalist and Surveyor
- Hodgson, Christopher Pemberton (1821 - 1865), Explorer and Writer
- Hodgson, Richard (1855 - 1905), Psychical researcher
- Hodgson, Thomas Vere, Antarctic explorer
- Hoffmann, Erich (1908 - 1981), Analytical chemist
- Hogan, Doc - see Hogan, John (1912 - 1978), Meteorologist
- Hogan, John (1896 - 1970), Meteorologist
- Hogan, John (1912 - 1978), Meteorologist
- Hogan, Leonard McNamara (1920 - 2000), Metallurgist
- Hogan, Thomas Kevin (1914 - ), Engineer
- Hogan, William Noel (1910 - ), Agriculturalist
- Hogbin, Herbert Ian Priestley (1904 - 1989), Anthropologist
- Hogbin, Herbert William - see Hogbin, Herbert Ian Priestley (1904 - 1989), Anthropologist
- Hogg, Arthur Robert (1903 - 1966), Astronomer
- Hogg, Evelyn Granville ( - 1951), Physicist and Mathematician
- Hogg, Frank G., Engineer
- Holdaway, Frederick George (1902 - ), Entomologist
- Holden, Frances Gillam (1843 - 1924), Nurse and Hospital administrator
- Holden, Terence Sydney (1924 - ), Computer scientist
- Holland, John Clifton Vaughan (1914 - ), Civil engineer
- Holland, Julian P., Scientific instrument curator
- Hollands, David, Photographer, Ornithologist and Physician
- Holloway, Bruce William (1928 - ), Geneticist
- Holloway, Frederick Sydney (1914 - ), Radio engineer
- Holloway, R. A., Engineer
- Hollows, Frederick Cossum (Fred) (1929 - 1993), Ophthalmologist
- Hollway, David Lipscombe (1915 - ), Electrical engineer
- Hollway, Wal T. (1904), Applied chemist
- Hollyock, Vernon Ernest (1916 - 2000), Obstetrician and Gynaecologist
- Holman, Mollie Elizabeth (1930 - ), Physiologist
- Holmes à Court, Alan Worsley (1896 - 1957), Physician
- Holmes a Court, Janet Lee (1943 - ), Company director
- Holmes, Bruce Morell (1916 - 1954), Applied chemist
- Holmes, Edward, Engineer
- Holmes, James Macdonald (1896 - 1966), Geographer
- Holmes, Kenneth Edwin (1914 - 1994), Food scientist and Chemist
- Holmes, Ralph Aubrey Edward ( - 1981), Meteorologist
- Holmes, Walter Morrell (1883 - 1955), Physicist
- Holroyd, Arthur Todd (1806 - 1887), Physician, Barrister and Politician
- Holt, Manufacturer
- Holtermann, Bernhardt Otto (1838 - 1885), Prospector
- Holtze, Maurice William (1840 - 1923), Botanist
- Holyman, Ivan Nello (1896 - 1957), Business executive
- Home, J.E.
- Home, Roderick Weir (1939 - ), Science historian
- Hone, Frank Sandland (1871 - 1951), Physician
- Honeycombe, Robert William Kerr (1921 - ), Metallurgist
- Honnor, Wilfred Weston (1904 - ), Radio engineer
- Hood, Alexander Jarvie (1860 - 1934), Physician
- Hood, James Chalmers (c. 1895 - 1957), Analytical chemist
- Hooke, Lionel George Alfred (1895 - 1974), Telegraphist and Business executive
- Hooker, Joseph Dalton (1817 - 1911), Botanist and Explorer
- Hooker, William Jackson (1785 - 1865), Botanist and Botanical artist
- Hope, Louis (1817 - 1894), Grazier and Sugar pioneer
- Hope, Robert Culbertson (1812 - 1878), Physician and Pastoralist
- Hopley, David (1940 - ), Marine scientist and Geoscientist
- Hopper, Victor David (1913 - 2005), Physicist
- Hopson, John (1867 - 1928), Entomologist and Farmer
- Horadam, Eleanor Mollie (1921 - 2002), Mathematician
- Hornell, James Campbell (1914? - 1991), Applied chemist
- Hornibrook, Manuel Richard (1893 - 1970), Company director
- Horridge, George Adrian (Adrian) (1927 - ), Neurobiologist
- Horvath, Diana Glen (1944 - ), Medical administrator
- Horvath, Joseph (1900 - 1976), Geophysicist
- Horwood, Edward James, Metallurgist and Engineer
- Hoskin, Ernest Sydney (1914 - ), Artist and Ornithologist
- Hosking, Jack Sargent (1904 - 1979)
- Hosking, Richard (1877 - 1971), Teacher and Physicist
- Hoskins, Cecil Harold (1889 - 1971), Company director
- Host, Henry (1879 - 1964), Science educator
- Houdini, Harry, Aviator
- Hovell, William Hilton (1786 - 1875), Explorer
- How, R., Biologist
- Howard, Amos William (1848 - 1930), Nurseryman
- Howard, Arthur Clifford (1893 - 1971), Inventor
- Howard, G.J., Physician
- Howchin, Walter (1845 - 1937), Geologist
- Howden, Maxwell, Radio operator
- Howe, Frank Ernest (1878 - 1955), Ornithologist
- Howe, John (1774 - 1852), Explorer
- Howells, Llewelyn John (1893 - 1965), Chemist
- Howes, G.B.
- Howitt, Alfred William (1830 - 1908), Anthropologist and Naturalist
- Howitt, Godfrey (1800 - 1873), Physician and Naturalist
- Howitt, Gordon
- Howqua, June Louise (1921 - ), Physician
- Hristova, Valerie Joyce (1939 - ), Economist
- Huckson, H. J., Manufacturer
- Huckstep, Ronald Lawrie (1926 - ), Orthopaedic surgeon
- Hudson, H. H., Computer scientist
- Hudson, William (1896 - 1978), Civil engineer
- Huey, Richard Meredyth (1913 - ), Electrical engineer
- Hufton, Harold Seward (? - 1947), Industrial chemist
- Hughe, Stella Teresa, Nurse
- Hughes, Ellen Mary Kent - see Wilson, Ellen Mary Kent, Physician
- Hughes, Enoch (1829 - ), Manufacturer
- Hughes, Ernest Selwyn (1860 - 1942)
- Hughes, Gordon Kingsley (1908 - 1955), Organic chemist
- Hughes, Helen (1928 - ), Author
- Hughes, John Frankland? (? - 1975?), Geophysicist
- Hughes, Thomas Robert (1902 - 1943), Chemical engineer
- Hughes, Walter Watson (1803 - 1887), Grazier and Mine opperator
- Hughes, William Gaston
- Hull, Arthur Francis Basset (1862 - 1945), Public servant, Naturalist and Ornithologist
- Hull, Seymour Dunlap (1900 - 1950), Industrial chemist
- Hulme, Frank Charles (1902? - 1947), Chemist
- Humboldt, Friedrich Wilhelm Heinrich Alexander von (1769 - 1859), Explorer
- Hume, Hamilton (1797 - 1873), Explorer
- Hume, Walter Reginald (1873 - 1943), Inventor and Entrepreneur
- Hunt, Annemarie Jean (Anne), Teacher
- Hunt, Henry Ambrose (1866 - 1946), Meteorologist and Science administrator
- Hunt, Kenneth Henderson (1920 - 2002), Mechanical Engineer
- Hunt, Philip Charles Holmes (1874 - 1941), Industrial chemist
- Hunt, Trevor E. ( - 1970?), Orchidologist
- Hunter, John (1737 - 1821), Naturalist and Governor
- Hunter, John George (1888 - 1964), Biologist and Physician
- Hunter, John Irvine (1898 - 1924), Anatomist
- Hunter, Robert John (1933 - ), Physical chemist
- Hunter, Thomas Girvan (1903 - 1971), Chemical engineer and Science educator
- Huntley, R.H., Naturalist
- Hurd, Reginald S., Conchologist
- Hurley, Andrew Crowther (1926 - 1988), Quantum chemist and Mathematician
- Hurley, Frank James Francis, Explorer and Photographer
- Hurley, John Victor (1921 - 2000), Pathologist and Medical educator
- Hurst, Charles Angas (1923 - )
- Hurst, Edward Weston (1900 - 1980), Bacteriologist and Pathologist
- Hurst, Walter Neville (Neville) (1933 - ), Mathematician
- Hurwood, Alan Spence (1895 - 1962), Analytical chemist
- Husbands, Henry (1870? - 1890?), Optician and Scientific instrument maker
- Hush, Noel Sydney (1924 - ), Chemist
- Huskisson, William (1770 - 1830), Politician
- Huston, J. A., Engineer
- Hutchinson, Raymond Charles, Biochemist and Food scientist
- Hutchison, David E., Museum curator
- Hutchison, Nancy Laura (1902 - 1984), Physicist
- Hutton, Frederick Wollaston (1836 - 1905), Zoologist, Geologist and Ornithologist
- Huxley, Leonard George Holden (1902 - 1988), Physicist
- Huxley, Thomas Henry (1825 - 1895), Biologist and Anthropologist
- Hyde, Bruce Godfrey (1925 - ), Inorganic chemist
- Hyett, Jack (1915 - 2001), Teacher, Naturalist and Ornithologist
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