| First Name | John |
| Last Name | Mahoney |
| Full Name at Birth | John Mahoney |
| Other Names | Martin (Marty) Crane |
| Age | 71 |
| Date of Birth | June 20, 1940 |
| Birthplace | Blackpool, England, UK |
| Height | 5' 8" (173 cm) |
| Build | Average |
| Hair Color | Grey |
| Star Sign | Gemini |
| Ethnicity | White |
| Nationality | American |
| University | Quincy University |
| Occupation Category | Actor |
| Claim to Fame | Frasier |
John Mahoney (born 20 June 1940) is a British actor, known for playing Martin "Marty" Crane, the retired police officer, father of Kelsey Grammer's Dr. Frasier Crane, in the American TV series Frasier (NBC, 1993–2004).
Selected John Mahoney film and TV show credits: