Judy may refer to:
- Judy, Kentucky, village in Montgomery County
- Judy (dog) (1936–1950), mascot on a Royal Navy vessel during World War II
- Judy array, a complex data structure in computer science
- Judy, Allied codename for the Japanese Yokosuka D4Y dive bomber aircraft during World War II
- Judy a colloquial name for a dress form
- Abisara, a genus of metalmark butterflies commonly known as the Judies
Read more about Judy: Fiction and Entertainment, People With The Given Name Judy, People With The Surname Judy