Namesakes
Fictional Characters from Television:
1 villain
Larry Welch 1965 Days of Our Lives 
Hall-of-Famers:
1 baseball
(baseball) Mickey Welch 1973
Notable Actors and Entertainers:
3 actors
Niles Welch 1888-1976
Raquel Welch 1940-2023
Denise Welch 1958-
Notable Musicians:
2 musicians
Bob Welch 1945-2012
Brian "Head" Welch 1970-
Notable Writers:
1 author/poet
James Welch 1940-2003