Keith Taylor (5 February 1950 – 31 August 2019; age 69) is a former child and teen actor who played an Only boy in the Star Trek: The Original Series first season episode "Miri".
Besides Star Trek, Taylor had previously played the recurring role on Harry on the hit television sitcom Leave It to Beaver (1960-61), a series that also featured Majel Barrett, and the recurring role of Tubby on the television series McKeever and the Colonel (1962-63; with William Schallert). He also made appearances on My Three Sons, My Favorite Martian (starring Ray Walston), Lost in Space (with Bill Mumy), Land of the Giants (with Elizabeth Rogers), and Maude (with Adrienne Barbeau), among other TV programs. He also appeared as a messenger in a 1974 TV version of William Shakespeare's Antony and Cleopatra, co-starring Patrick Stewart and W. Morgan Sheppard, and was seen in such films as Follow Me, Boys! (1966, with John Larroquette), The Perils of Pauline (1967, with Hamilton Camp and Paul Winfield), and The Young Runaways (1968, with Lance LeGault).
Taylor was a licensed professional tax preparer in the Van Nuys neighborhood of Los Angeles before his death in 2019.