- Was raised on his father's farm, and volunteered to assist a local veterinarian starting at the age of 11.
- Majored in political science and business in college.
- Got in trouble in college for keeping ducks in his dorm room. Also tried to smuggle a donkey onto campus.
- Began hosting a television show in 1981 called Hanna's Ark.
- Published his autobiography, Monkeys on the Interstate, in 1989.
- Was named one of People magazine's 50 Most Beautiful People in 1996.
- Has been granted honorary doctorates from Muskingum College, Otterbein College and Capital University.
- Kathaleen Hanna — Daughter
- Suzi Hanna — Wife
- Julie Hanna — Daughter
- Suzanne — Daughter
- Muskingum College, New Concord, OH (1969)
Season 1, Episode 87
- Birth Name: John Bushnell Hanna
- Birth Place: Knoxville, TN
- Birthday: January 2, 1947, Capricorn
- Profession: Animal expert
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