Past presidents
Western Australian Natural History Society
| 1. | 1891 | J Forrest |
Mueller Botanic Society
| 1. | 1899 | E. J. Bickford |
| 2. | 1900 | E. J. Bickford |
| 3. | 1901 – 1901 | E. J. Bickford |
| 4. | 1901 – 1902 | F. Tratman |
| 5. | 1902 – 1903 | F. Tratman |
| 6. | 1903 – 1904 | F. Tratman |
West Australian Natural History Society (with which is incorporated the Mueller Botanic Society)
| 1. | 1904 – 1905 | C.R.P.Andrews |
| 2. | 1905 – 1906 | B.H. Woodward |
| 3. | 1906 – 1907 | Rev. Dr. Riley |
| 4. | 1907 – 1908 | Rev. Dr. Riley |
| 5. | 1908 – 1909 | J.B. Cleland |
Natural History and Science Society of Western Australia
| 1. | 1909 – 1910 | F. Tratman |
| 2. | 1910 – 1911 | A. Gibb Maitland |
| 3. | 1911 – 1912 | E.S. Simpson |
| 4. | 1912 – 1913 | C.G. Thorp |
Past Presidents of the Royal Society of Western Australia
| 1. | 1913 – 1914 | W. J. Dakin |
| 2. | 1914 – 1915 | W. J. Dakin |
| 3. | 1915 – 1916 | A. Gibb Maitland |
| 4. | 1916 – 1917 | A. D. Ross |
| 5. | 1917 – 1918 | A. Montgomery |
| 6. | 1918 – 1919 | W. J. Hancock |
| 7. | 1919 – 1920 | G. L. Sutton |
| 8. | 1920 – 1921 | E. S. Simpson |
| 9. | 1921 – 1922 | F. E. Allum |
| 10. | 1922 – 1923 | E. de C. Clarke |
| 11. | 1923 – 1924 | A. D. Ross |
| 12. | 1924 – 1925 | A. Gibb Maitland |
| 13. | 1925 – 1926 | A. Gibb Maitland |
| 14. | 1926 – 1927 | A. Gibb Maitland |
| 15. | 1927 – 1928 | W. M. Carne |
| 16. | 1928 – 1929 | W. M. Carne |
| 17. | 1929 – 1930 | W. Catton Grasby |
| 18. | 1930 – 1931 | N. T. M. Willsmore |
| 19. | 1931 – 1932 | L. W. Phillips |
| 20. | 1932 – 1933 | W. E. Shelton |
| 21. | 1933 – 1934 | L. Glauert |
| 22. | 1934 – 1935 | H. W. Bennetts |
| 23. | 1935 – 1936 | E. de C. Clarke |
| 24. | 1936 – 1937 | F. G. Forman |
| 25. | 1937 – 1938 | L. J. H. Teakle |
| 26. | 1938 – 1939 | E. S. Simpson |
| 27. | 1939 – 1940 | H. Bowley |
| 28. | 1940 – 1941 | A. D. Ross |
| 29. | 1941 – 1942 | C. A. Gardner |
| 30. | 1942 – 1943 | R. C. Wilson |
| 31. | 1943 – 1944 | E. M. Watson |
| 32. | 1944 – 1945 | R. T. Prider |
| 33. | 1945 – 1946 | C. F. H. Jenkins |
| 34. | 1946 – 1947 | A. G. Nicholls |
| 35. | 1947 – 1948 | L. Glauert |
| 36. | 1948 – 1949 | L Glauert |
| 37. | 1949 – 1950 | J Shearer |
| 38. | 1950 – 1951 | G. H. Burvill |
| 39. | 1951 – 1952 | A. J. Fraser |
| 40. | 1952 – 1953 | B. J. Grieve |
| 41. | 1953 – 1954 | S. E. Terrill |
| 42. | 1954 – 1955 | G. R. W. Meadley |
| 43. | 1955 – 1956 | D. E. White |
| 44. | 1956 – 1957 | D. E. White |
| 45. | 1957 – 1958 | A. J. Millington |
| 46. | 1958 – 1959 | E. P. Hodgkin |
| 47. | 1959 – 1960 | R. T. Prider |
| 48. | 1960 – 1961 | N. H. Brittan |
| 49. | 1961 – 1962 | J. E. Glover |
| 50. | 1962 – 1963 | W. D. L. Ride |
| 51. | 1963 – 1964 | C. F. H. Jenkins |
| 52. | 1964 – 1965 | W. R. Wallace |
| 53. | 1965 – 1966 | J. H. Lord |
| 54. | 1966 – 1967 | D. Merrilees |
| 55. | 1967 – 1968 | R. W. George |
| 56. | 1968 – 1969 | A. B. Hatch |
| 57. | 1969 – 1970 | P. E. Playford |
| 58. | 1970 – 1971 | B. J. Grieve |
| 59. | 1971 – 1972 | G. M. Storr |
| 60. | 1972 – 1973 | R. M. Berndt |
| 61. | 1973 – 1974 | A. F. Trendal |
| 62. | 1974 – 1975 | G. A. Bottomley |
| 63. | 1975 – 1976 | B. E. Balme |
| 64. | 1976 – 1977 | P. R. Wycherley |
| 65. | 1977 – 1978 | A. J. McComb |
| 66. | 1978 – 1979 | C. F. H. Jenkins |
| 67. | 1979 – 1980 | M. J. Mulcahy |
| 68. | 1980 – 1981 | J. R. de Laeter |
| 69. | 1981 – 1982 | J. F. Loneragan |
| 70. | 1982 – 1983 | A. E. Cockbain |
| 71. | 1983 – 1984 | S. J. J. F. Davies |
| 72. | 1984 – 1985 | E. Hopkins |
| 73. | 1985 – 1986 | S. J. Hallam |
| 74. | 1986 – 1987 | J. S. |
| 75. | 1987 – 1988 | J. T. Tippett |
| 76. | 1988 – 1989 | J. S. Pate |
| 77. | 1989 – 1990 | M. Candy |
| 78. | 1990 – 1991 | B. Dell |
| 79. | 1991 – 1992 | K. McNamara |
| 80. | 1992 – 1993 | V. Semeniuk |
| 81. | 1993 – 1994 | W. Cowling |
| 82. | 1994 – 1995 | D. I. Walker |
| 83. | 1995 – 1996 | S. Hopper |
| 84. | 1996 – 1997 | M.G.K. Jones |
| 85. | 1997 – 1998 | M.G.K. Jones |
| 86. | 1998 – 1999 | H Recher |
| 87. | 1999 – 2000 | H Recher |
| 88. | 2000 – 2001 | A George |
| 89. | 2001 – 2002 | P Withers |
| 90. | 2002 – 2003 | J O’Shea |
| 91. | 2003 – 2004 | G Thompson |
| 92. | 2004 – 2005 | A. Bevan |
| 93. | 2005 – 2006 | A. Bevan |
| 94. | 2006 – 2007 | C. Walker |
| 95. | 2007 – 2008 | P. A. O’Brien |
| 96. | 2008 – 2009 | P. A. O’Brien |
| 97. | 2009 – 2010 | L. A. Milne |
| 98. | 2010 – 2011 | L. A. Milne |
| 99. | 2011 – 2012 | P. A. O’Brien |
| 100. | 2012 – 2013 | P. A. O’Brien |
| 101. | 2013 – 2014 | H. Bekle |
| 102. | 2014 – 2015 | H. Bekle |
| 103. | 2015 – 2016 | K. Trinajstic |
| 104. | 2016 – 2017 | K. Trinajstic |
| 105. | 2017 – 2018 | D. Haig |
| 106. | 2018 – 2019 | D. Haig |
| 107. | 2019 – 2020 | H. Lambers |
| 108. | 2020 – 2021 | H. Lambers |
| 109. | 2021 – 2022 | H. Lambers |
| 110. | 2022 – 2023 | H. Lambers |