Since I retired from being the historian for the IFBB Men's division, I have not kept current in all matters, so this list may not be complete:
Mr. Olympia competitors, Deceased:
1. Carlos Rodriguez 1943 Jan 07,1991 48 ?
2. Mohammed Benaziza Sep 9, 1959 to Oct 04, 1992 33
3. Chuck Sipes Aug 22, 1932 to Feb 24, 1993 60
4. Ray McNeil Dec 17, 1966 to Feb 15, 1995 28
5. Andreas Munzer Oct 25, 1964 to Mar 14, 1996 31
6. Mike Mentzer Nov 15, 1951 to Jun 9, 2001 49
7. Sonny Schmidt Sep 19, 1957 to Jan 24, 2004 46
8. Don Youngblood Apr 7, 1954 to May 8, 2005 51
9. Paul Demayo Sep 12, 1967 to Jun 2, 2005 37
10. Johnny Fuller Sep 18, 1943 to Jan 20, 2006 62
11. Eduardo Kawak Feb 28, 1959 to May 21, 2006 47
12. Wilf Sylvester 1944 to Sep 17, 2006 62?
13. Jorma Raty Oct 15, 1946 to Sep 29, 2007 60
14. Dennis Tinerino Dec 23, 1945 to May 07, 2010 64
15. Frank Hillebrand Nov 09, 1965 to Feb 19, 2011 45
16. Serge Nubret Oct 06, 1938 to Apr 19, 2011 72
17. Art Atwood Dec 27, 1973 to Sep 11, 2011 37
18. Nasser El Sonbaty Oct 15, 1965 to Mar 21, 2013 47
19. Sergio Oliva Jul 04, 1941 to Nov 12, 2012 71
20. Larry Scott Oct 12, 1938 to Mar 08, 2014 75