Namesakes
Fictional Characters from Song Titles:
1 character
(character) Bert 1966 Bert's Blues 
Fictional Characters from Television:
3 characters
Bert 1969 Sesame Street
Bert Cooper 2007 Mad Men
Bert Kibbler 2007 The Big Bang Theory
Hall-of-Famers:
1 baseball, 1 football, 1 ice hockey
(football) Bert Bell 1963
(ice hockey) Bert Olmstead 1985
(baseball) Bert Blyleven 2011
Most Valuable Players:
1 winner
Bert Jones 1976 football
Nobel Prize Winners:
1 medicine
(medicine) Bert Sakmann 1991
Notable Actors and Entertainers:
1 actor
Burt Ward (a.k.a. Bert) 1945-
Notable Athletes:
2 soccer, 1 baseball, 1 ice hockey
(soccer) Bert Patenaude 1909-1974
(ice hockey) Bert Olmstead 1926-2015
(baseball) Bert Blyleven 1951-
(soccer) Jan Vertonghen (a.k.a. Bert) 1987-
Notable Musicians:
1 musician
Paul Stanley (a.k.a. Bert) 1952-
Notable Politicians and Statespeople:
1 politician
Bert Koenders 1958-
Olympic Medalists:
3 silver
(silver) Bertram Macdonald (a.k.a. Bert) 1924 3000 m team
(silver) Bert-Ola Nordlander 1964 ice hockey
(silver) Bert Cameron 1988 4x400 m relay
Rock and Roll Hall-of-Famers:
1 musician
Paul Stanley (a.k.a. Bert) 2014 Kiss
Tolkien's Characters:
1 character
Bert (m)