| 123001 | October 27 | Death | 1935 – Ernest Eldridge, English race car driver (b. 1897) |
| 123002 | October 27 | Death | 1942 – Helmuth Hübener, German activist (b. 1925) |
| 123003 | October 27 | Death | 1947 – William Fay, Irish actor and producer, co-founded the Abbey Theatre (b. 1872) |
| 123004 | October 27 | Death | 1949 – Marcel Cerdan, Algerian-French boxer (b. 1916) |
| 123005 | October 27 | Death | 1953 – Thomas Wass, English cricketer (b. 1873) |
| 123006 | October 27 | Death | 1962 – Rudolf Anderson, American soldier and pilot (b. 1927) |
| 123007 | October 27 | Death | 1962 – Enrico Mattei, Italian businessman and politician (b. 1906) |
| 123008 | October 27 | Death | 1968 – Lise Meitner, Austrian-English physicist and academic (b. 1878) |
| 123009 | October 27 | Death | 1974 – C. P. Ramanujam, Indian mathematician and academic (b. 1938) |
| 123010 | October 27 | Death | 1975 – Rex Stout, American author and radio host (b. 1886) |
| 123011 | October 27 | Death | 1976 – Deryck Cooke, English musicologist and author (b. 1919) |
| 123012 | October 27 | Death | 1977 – James M. Cain, American journalist and author (b. 1892) |
| 123013 | October 27 | Death | 1980 – Judy LaMarsh, Canadian soldier, lawyer, and politician, 42nd Secretary of State for Canada (b. 1924) |
| 123014 | October 27 | Death | 1980 – Steve Peregrin Took, English singer-songwriter and guitarist (T. Rex, Shagrat, and Steve Took's Horns) (b. 1949) |
| 123015 | October 27 | Death | 1980 – John Hasbrouck Van Vleck, American physicist and mathematician, Nobel Prize laureate (b. 1899) |
| 123016 | October 27 | Death | 1988 – Charles Hawtrey, English actor, singer, and pianist (b. 1914) |
| 123017 | October 27 | Death | 1990 – Xavier Cugat, Spanish-American violinist, bandleader, and actor (b. 1900) |
| 123018 | October 27 | Death | 1990 – Jacques Demy, French actor, singer, director, and screenwriter (b. 1931) |
| 123019 | October 27 | Death | 1990 – Elliott Roosevelt, American general and author (b. 1910) |
| 123020 | October 27 | Death | 1990 – Princess Sophie of Hohenberg (b. 1901) |
| 123021 | October 27 | Death | 1990 – Ugo Tognazzi, Italian actor, director, and screenwriter (b. 1922) |
| 123022 | October 27 | Death | 1991 – George Barker, English author and poet (b. 1913) |
| 123023 | October 27 | Death | 1992 – David Bohm, American-English physicist and philosopher (b. 1917) |
| 123024 | October 27 | Death | 1992 – Allen R. Schindler, Jr. American sailor (b. 1969) |
| 123025 | October 27 | Death | 1996 – Arthur Tremblay, Canadian lawyer and politician (b. 1917) |
| 123026 | October 27 | Death | 1999 – Robert Mills, American physicist and academic (b. 1927) |
| 123027 | October 27 | Death | 1999 – Charlotte Perriand, French architect and designer (b. 1903) |
| 123028 | October 27 | Death | 2000 – Walter Berry, Austrian actor and singer (b. 1929) |
| 123029 | October 27 | Death | 2001 – Pradeep Kumar, Indian actor, director, and producer (b. 1925) |
| 123030 | October 27 | Death | 2002 – Tom Dowd, American record producer and engineer (b. 1925) |