Gerald Mohr (June 11, 1914 – November 9, 1968) was an American radio, film, and television character actor and frequent leading man, who appeared in more than 500 radio plays, 73 films, and over 100 television shows.

Mohr made more than 500 appearances in radio roles throughout the 1930s, '40s, and early '50s. One of his early starring roles on radio was as a replacement for Matt Crowley for a brief interval in Jungle Jim in 1938.: 185  He starred as Raymond Chandler's hardboiled detective, Philip Marlowe,: 13–14  1948–1951, in 119 half-hour radio plays. He also starred in The Adventures of Bill Lance, and as Michael Lanyard in The Lone Wolf.