Namesakes
Hall-of-Famers:
1 basketball, 1 ice hockey
(ice hockey) Herbert "Buddy" O'Connor (a.k.a. Buddy) 1988 
(basketball) Buddy Jeannette 1994
Most Valuable Players:
1 winner
Herbert "Buddy" O'Connor (a.k.a. Buddy) 1948 ice hockey
Notable Actors and Entertainers:
2 actors
Buddy Ebsen 1908-2003
Buddy Hackett 1924-2003
Notable Athletes:
1 basketball, 1 ice hockey
(ice hockey) Herbert "Buddy" O'Connor (a.k.a. Buddy) 1916-1977
(basketball) Buddy Jeannette 1917-1998
Notable Musicians:
2 musicians
Buddy Guy 1936-
Buddy Holly 1936-1959
Rock and Roll Hall-of-Famers:
2 musicians
Buddy Holly 1986
Buddy Guy 2005