| Professor John St Joseph CBE, FBA | Year of birth 1912 | Year of death 1994 | Year elected 1978 | Fellowship category UK |
| Professor Dr Emil Staiger FBA | Year of birth 1908 | Year of death 1987 | Year elected 1971 | Fellowship category Corresponding |
| Professor Jon Stallworthy FBA, FRSA | Year of birth 1935 | Year of death 2014 | Year elected 1990 | Fellowship category UK |
| Rt Hon Lord Josiah Stamp GCB, GBE, KBE, CBE, FBA | Year of birth 1880 | Year of death 1941 | Year elected 1926 | Fellowship category UK |
| Professor Eric Stanley FBA | Year of birth 1923 | Year of death 2018 | Year elected 1985 | Fellowship category UK |
| Professor Jean Starobinski FBA | Year of birth 1920 | Year of death 2019 | Year elected 1974 | Fellowship category Corresponding |
| Revd Professor Christopher Stead FBA | Year of birth 1913 | Year of death 2008 | Year elected 1980 | Fellowship category UK |
| Sir Aurel Stein FBA | Year of birth 1862 | Year of death 1943 | Year elected 1921 | Fellowship category UK |
| Professor Peter Stein QC (h.c), FBA | Year of birth 1926 | Year of death 2016 | Year elected 1974 | Fellowship category UK |
| Professor Rolf Stein FBA | Year of birth 1911 | Year of death 2000 | Year elected 1993 | Fellowship category Corresponding |
| Professor George Steiner FBA | Year of birth 1929 | Year of death 2020 | Year elected 1998 | Fellowship category UK |
| Dr Zara Steiner FBA | Year of birth 1928 | Year of death 2020 | Year elected 2007 | Fellowship category UK Emeritus |
| Lady Doris Stenton FBA | Year of birth 1894 | Year of death 1971 | Year elected 1953 | Fellowship category UK |
| Sir Frank Stenton FBA | Year of birth 1880 | Year of death 1967 | Year elected 1926 | Fellowship category UK |
| Professor Alfred Stepan FBA | Year of birth 1936 | Year of death 2017 | Year elected 1997 | Fellowship category UK |
| Sir Leslie Stephen KCB, FBA | Year of birth 1832 | Year of death 1904 | Year elected 1902 | Fellowship category UK |