"Family Feud" has had six hosts, as of 2015. The show was originally hosted by Richard Dawson and has been hosted by Steve Harvey since 2010.
Richard Dawson was the first and longest-tenured host of "Family Feud." He began in 1976 on the show's first incarnation on ABC, and his first stint as host lasted until 1985 before the show went on a three-year hiatus. However, he returned for one more year of hosting during the 1994-1995 season. Afterwards, the show went on a four-year hiatus.
Ray Combs was the second host of "Family Feud," and he began in 1988 with the revival of the show on CBS. He lasted until 1994 and was replaced by Richard Dawson for one season. A final and current syndication of the show aired in 1999 and was originally hosted by Louie Anderson. Anderson lasted until 2002, when he was replaced by Richard Karn, who hosted the show until 2006.
John O'Hurley was given hosting duties after Karn, and O'Hurley lasted until 2010. Steve Harvey took over for O'Hurley and is the current host of the show, as of 2015. The show's success helped spawn many regional variations across the world, all with their own hosts.