Mendy is a given name and can refer to:
People
Mendy Rudolph (1926 – 1979), professional basketball referee
Mendy López (born 1973), Dominican baseball utility player
Mendy Pellin, Hassidic comic
Mendy Samstein (1938 – 2007), American civil rights activist
Mendy Commanda a 1998 World Series of Poker champion in $1,000 Ladies - Limit 7 Card Stud
Mendy Fry (born 1969), American dragster and funny car driver
Emanuel Weiss (1906 – 1944), nicknamed "Mendy," professional hitman
Fiction
Mendy and the Golem, comic book featuring Jewish characters