In October 2011, Perkins traveled to South Sudan as a SportsUnited Sports Envoy for the U.S. Department of State, where he worked with Hall of Fame NBA center Dikembe Mutombo to lead a series of basketball clinics and team building exercises with youths of both sexes, the South Sudanese Wheelchair Basketball Team, and 36 coaches. This helped contribute to the State Department's missions to remove barriers, and create a world in which individuals with disabilities enjoy dignity and full inclusion in society.
Perkins is a Jehovah's Witness and during his professional career did not stand for the national anthem due to his faith.
Appeared in 164 career playoff games, averaging 11.3 ppg and 5.7 rpg.
Recorded the first 30-20 game in Mavericks history, with 31 points and a career-high 20 rebounds, against the Houston Rockets on December 12, 1985.
Scored a career-high 45 points, for the Mavericks, against the Golden State Warriors on April 12, 1990.
Appeared in three NBA Finals: against the Chicago Bulls in 1991 with the L.A. Lakers, and again in 1996 with the Seattle SuperSonics. He also appeared with the Indiana Pacers in 2000 against the L.A. Lakers.
Tied an NBA record by hitting 8 three-pointers without a miss with the Seattle SuperSonics against the Toronto Raptors on January 15, 1997.
Posted a 1997–98 season-high 21 points, on perfect shooting (5-5 FG, 4-4 3FG, 7-7 FT), and 3 steals against the L.A. Clippers on December 14, 1997.
Named as a member of the 35 Greatest Boys McDonald's All Americans team.