| Professor Otto Pächt FBA | Year of birth 1902 | Year of death 1988 | Year elected 1956 | Fellowship category UK |
| Sir Denys Page FBA | Year of birth 1908 | Year of death 1978 | Year elected 1952 | Fellowship category UK |
| Dr Walter Pagel Hon FBA | Year of birth 1893 | Year of death 1983 | Year elected 1976 | Fellowship category Honorary |
| Professor Ray Pahl FBA | Year of birth 1935 | Year of death 2011 | Year elected 2008 | Fellowship category UK Emeritus |
| Dr Professor Massimo Pallottino FBA | Year of birth 1909 | Year of death 1995 | Year elected 1976 | Fellowship category Corresponding |
| Professor Frank Palmer FBA | Year of birth 1922 | Year of death 2019 | Year elected 1975 | Fellowship category UK Emeritus |
| Professor Nigel F Palmer FBA | Year of birth 1946 | Year of death 2022 | Year elected 1997 | Fellowship category UK |
| Professor Dr Wolfhart Pannenberg FBA | Year of birth 1928 | Year of death 2014 | Year elected 1993 | Fellowship category Corresponding |
| Professor Erwin Panofsky FBA | Year of birth 1892 | Year of death 1968 | Year elected 1955 | Fellowship category Corresponding |
| Dr William Pantin FBA | Year of birth 1902 | Year of death 1973 | Year elected 1948 | Fellowship category UK |
| Dr Katharine Pantzer FBA | Year of birth 1930 | Year of death 2005 | Year elected 1993 | Fellowship category Corresponding |
| Professor Richard Pares CBE, FBA | Year of birth 1902 | Year of death 1958 | Year elected 1948 | Fellowship category UK |
| Mr Derek Parfit FBA | Year of birth 1942 | Year of death 2017 | Year elected 1986 | Fellowship category UK |
| Sir Karl Parker CBE, FBA | Year of birth 1895 | Year of death 1992 | Year elected 1950 | Fellowship category UK |
| Professor Richard Parker FBA | Year of birth 1905 | Year of death 1993 | Year elected 1971 | Fellowship category Corresponding |
| Professor Malcolm Parkes FBA | Year of birth 1930 | Year of death 2013 | Year elected 1993 | Fellowship category UK Emeritus |