Eunice is a feminine given name, from the Greek Εὐνίκη, Euníkē, from "eu", good, and "níkē", victory. As an English name (Eunice), it was first used after the Protestant Reformation.
- Eunice, mother of Saint Timothy
- Eunice (Bosporan queen), wife of Bosporan Roman Client King Tiberius Julius Cotys I
- Eunice Gayson, American actress
- Eunice Harper Higgins, fictional character from The Carol Burnett Show and Mama's Family
- Eunice Kennedy Shriver (1921–2009), sister of JFK, founder of the Special Olympics
- Eunice Murray (1902-1994), Marilyn Monroe's housekeeper
- Eunice Norton (1908–2005), American pianist
- Eunice Olsen (born 1977), winner of the Miss Singapore Universe contest in 2000 and Singapore version of Vanna White
- Eunice Huthart (born 1966), British stuntwoman
- Eunice Olumide (born 1986), Scottish model of Nigerian descent
- Eunice Kathleen Waymon, birth name of Nina Simone (1933–2003), American jazz singer
- Eunice Tate, character on Soap
Greek mythological figures
- Eunice, Kentucky, U.S.
- Eunice, Louisiana, U.S.
- Eunice, Missouri, U.S.
- Eunice, New Mexico, U.S.
- Eunice, Ohio, U.S.
- Eunice, West Virginia
- Eunice (genus), a genus in the Eunicidae family of worms
- Eunice, a genus of brush-footed butterflies invalidly established by Geyer in 1832; now Eunica