Alex Henteloff (born May 23, 1942) is an American actor.
Born in Los Angeles, Henteloff has appeared mostly on television in guest-starring roles. He portrayed the attorney Arnold Drake Ripner in a recurring role (in a total of 7 episodes) on the television series Barney Miller. He appeared as Doug Porterfield in 14 episodes of The Betty White Show (1977-78). His many TV appearances include I Spy, Mannix, Streets of San Francisco (3 episodes), Baretta, Family Ties, The Mary Tyler Moore Show, McCloud, Cannon, Ironside, M*A*S*H, Pistols 'n' Petticoats, Charlie's Angels, Dynasty (2 episodes), Murder, She Wrote, Soap, Quincy, M.E., Night Court (4 episodes), ALF, Melrose Place, Simon & Simon (4 episodes), Hill Street Blues, St. Elsewhere, Columbo and The Young Rebels (in which he co-starred in its 15-episode run, in 1970). Henteloff appeared in the first season of Barnaby Jones in the episode titled, "A Little Glory, A Little Death" (April 29, 1973), and in 4 other episodes of that show.
He was a regular on the 1973 situation comedy Needles and Pins playing Myron Russo. He also appeared in some feature film roles including Slither (1973), Hardly Working (1980), Star Trek IV: The Voyage Home (1986), and Payback (1999).