Celestine may refer to:
People:
- Pope Celestine I (died 432)
- Pope Celestine II (died 1144)
- Pope Celestine III (c. 1106–1198)
- Pope Celestine IV (died 1241)
- Pope Celestine V (1215–1296)
- Antipope Celestine II, antipope for one day: December 16, 1124
- Celestine Babayaro (born 1978), Nigerian former footballer
- Celestine Damiano (1911-1967), American Roman Catholic prelate
- Célestine Galli-Marié (1840–1905), French mezzo-soprano who created the title role in the opera Carmen
- Célestine Guynemer de la Hailandière (1798–1882), French-born American Roman Catholic prelate
- Celestine Tate Harrington (1956–1998), quadriplegic street musician known for playing the keyboard with her lips and tongue
- Célestine N'Drin (born 1963), Côte d'Ivoire runner who specialized in the 400 and 800 metres
- Celestine Omehia (born 1959), Nigerian politician
- Celestine Sibley (1914–1999), Southern American author, journalist, and syndicated columnist
- James Celestine (born 1973), Bermudian cricketer
Fictional characters:
- Célestine (Mirbeau), main character and narrator of the French novel The Diary of a Chambermaid, by Octave Mirbeau
- Celestine Tavernier, on the BBC soap opera EastEnders
- Celestine (comics), in the Image Comics universe
Other uses:
- Celestines, a branch of the Benedictine Order of monks
- Celestine (mineral), a mineral, also known as celestite, found worldwide
- Celestine, Indiana, a town in Dubois County, Indiana
- La Celestine (Carlota Valdivia), a 1904 painting from Picasso's Blue Period
- Celestine (band), a metal band from Iceland, see Music of Iceland
- Celestine (band), a Christian female singer from the United States, who was originally from the Philipinnes.