Namesakes
Fictional Characters from Song Titles:
1 character
(character) Barney Google 1923 Barney Google 
Fictional Characters from Television:
3 characters
Barney Rubble 1959 The Flintstones
Barney Fife 1960 The Andy Griffith Show
Barney Stinson 2005 How I Met Your Mother
Hall-of-Famers:
1 baseball, 1 basketball, 1 ice hockey
(basketball) Barney Sedran 1962
(ice hockey) Barney Stanley 1962
(baseball) Barney Dreyfuss 2008
Notable Musicians:
1 singer
Kam Lee (a.k.a. Barney) 1966-
Olympic Medalists:
1 silver/gold
(silver/gold) Barney Ewell 1948 100 m; 200 m; 4x100 m relay