William Callahan may refer to:
- William A. Callahan, Canadian political scientist
- William F. Callahan (1891–1964), chairman of the Massachusetts Turnpike Authority
- Callahan Tunnel or William F. Callahan Tunnel, a Boston Harbor tunnel
- William P. Callahan (born 1950), American Roman Catholic bishop
- William R. Callahan (state representative) (1925–1976), Massachusetts state representative
- William R. Callahan (priest) (1931–2010), American Roman Catholic priest
- William Roger Callahan (1931–2022), journalist and politician in Newfoundland, Canada
- William J. Callahan, Deputy Director of the United States Secret Service
Bill Callahan may refer to:
- Bill Callahan (American football) (born 1956), American football coach
- Bill Callahan (defensive back) (born 1964), American football player
- Bill Callahan (musician) (born 1966), American singer-songwriter
- Bill Callahan (TV producer), former producer and writer for Scrubs
See also edit
- Bill Callihan (1916–1986), American football running back
- William Callaghan (disambiguation)
This disambiguation page lists articles about people with the same name.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.