Joy Patricia Harmon (born May 1, 1940) is a baker and former American actress.
Harmon was born in Flushing, New York. A runner-up for Miss Connecticut, the 5 ft 5 in, 41½-22-36 Harmon was a regular on Groucho Marx's television program Tell It to Groucho (credited as 'Patty Harmon'), and also guest-starred on several 1960s TV series, including Gidget, Batman, and The Monkees.
Harmon's best-remembered acting roles are as the thirty-foot-tall Merrie in the 1965 movie Village of the Giants (where she captures normal-sized Johnny Crawford and suspends him from her bikini top), and as the car-washing girl "Lucille" in 1967's Cool Hand Luke, with Paul Newman.