Namesakes
Fictional Characters from Television:
1 character
Leroy Jethro Gibbs 2003 NCIS 
Hall-of-Famers:
1 football
(football) Joe Gibbs 1996
Notable Actors and Entertainers:
1 actor
Kay Francis (a.k.a. Gibbs) 1905-1968
Notable Athletes:
1 cricket
(cricket) Herschelle Gibbs 1974-
Notable Scientists and Inventors:
1 physicist
Josiah Willard Gibbs 1839-1903