Family
- mother Linda Kay Graham:
- siblings : Has four brothers and two sisters
- father Jack Arnold:
Companions
- wife Roseanne Barr: Married Jan. 20, 1990; renewed wedding vows on June 23, 1991 (in celebration of Tom's conversion to Judaism); wrote for the popular sitcom "Roseanne" (ABC) which starred his wife; divorced in 1994
- Dana Marmur: reportedly dated in spring 2000
- Shelby Roos: romantically involved since 2001; married on June 29, 2002 in Los Angeles
