The same for losing major party presidential nominees (excluding Vice Presidents, as listed already above)
Hillary Clinton: 1947-2041
Mitt Romney: 1947-2041
John McCain: 1936-1930
John Kerry: 1943-2037
Bob Dole: 1923-2017 (Alive at 95 IRL)
Michael Dukakis: 1933-2027
George McGovern: 1922-2016
Barry Goldwater: 1909-2003
Adlai Stevenson: 1900-1994
Thomas E. Dewey: 1902-1996
Wendell Willkie: 1892-1986
Alf Landon: 1887-1981 (died at 100 IRL)
Al Smith: 1873-1967
John W. Davis: 1973-1967
James M. Cox: 1870-1964
Charles Evans Hughes: 1862-1956
Alton B. Parker: 1852-1946
William Jennings Bryan: 1860-1954
James G. Blaine: 1830-1924
Winfield Scott Hancock: 1824-1918
Samuel J. Tilden: 1814-1908
Horace Greeley: 1811-1905
Horatio Seymour: 1810-1904
George B. McClellan: 1826-1920
Stephen A. Douglas: 1813-1907
John C. Fremont: 1813-1907
Winfield Scott: 1786-1880
Lewis Cass: 1782-1876
(skipping 1826 because of all candidates belonging to the same party)
Rufus King: 1755-1849
DeWitt Clinton: 1769-1863
Charles C. Pinckney: 1746-1840
Major third party candidates:
Ross Perot: 1930-2024
George Wallace: 1919-2013
Strom Thurmond: 1902-1996 (died at 100 IRL)
Robert M. La Follette: 1855-1949
James B. Weaver: 1833-1927
John Bell: 1796-1890
William Wirt: 1772-1866
John Floyd: 1783-1877
I even saw Strom Thurmond during the 1996 election coverage.