Missy or Missie is a feminine first name, often a short form of Melissa.
People:
Michele Avila (1968-1985), American murder victim
Missie Berteotti (born 1963), American LPGA golfer
Missy Cummings, Associate Professor of Aeronautics and Astronautics at the Massachusetts Institute of Technology and former U.S. Navy fighter pilot
Missy Elliott (born 1971), American rapper, singer, songwriter and record producer
Missy Giove (born 1972), American former professional mountain bike rider
Missy Gold (born 1970), American former child actress
Missy Franklin (born 1995), American competitive swimmer
Missy Higgins (born 1983), Australian singer and songwriter
Missy Hyatt (born 1963), American professional wrestling valet
Missy LeHand (1898–1944), longtime private secretary to U.S. President Franklin D. Roosevelt
Missy Malone, British burlesque performer
Missy Mazzoli (born 1980), American composer and pianist
Missie McGeorge (born 1959), American LPGA golfer
Missy Peregrym, Canadian actress
Missy Raines (born 1962), American bluegrass bassist
Missy Robbins (born 1971), American chef
Missy Schwen-Ryan (born 1972), American rower
Other:
Missy (cow), the most expensive cow in the world
Missy (short for The Mistress), a female incarnation of the villain The Master from the British science fiction series Doctor Who
