Split Second is an American television game show which originally aired on ABC from March 20, 1972, to June 27, 1975. The show returned in December 15, 1986 on syndication and ran until September 11, 1987.

The show was produced by Stefan Hatos-Monty Hall Productions, and was distributed by Viacom Enterprises in its syndicated season. Tom Kennedy was the host for the original ABC version, with Jack Clark serving as announcer. When the show returned in syndication in 1986, production moved to Toronto and producer and joint creator Monty Hall became the host, with Sandy Hoyt as announcer.