Constant (given name)
Constant is a given name, and may refer to:
- André Henri Constant van Hasselt, Flemish poet
- André Marie Constant Duméril, French zoologist
- Constant Chevillon, Grand Master of the Freemasonry Rite of Memphis-Misraïm
- Constant d'Aubigné, French nobleman
- Constant de Kerchove de Denterghem, Belgian liberal politician
- Constant Feith, Dutch amateur football player
- Constant Fornerod, Swiss politician
- Constant Fouard, French ecclesiastical writer
- Constant Huret, long distance track racing cyclist
- Constant Janssen, Belgian physician and businessman
- Constant Lambert, British composer and conductor
- Constant Le Marchand de Lignery, French military officer
- Constant Lestienne, French tennis player
- Constant Martin, inventor of the Clavioline
- Constant Nieuwenhuys, Dutch painter, generally known simply as Constant
- Constant Permeke, Belgian painter
- Constant Prévost, French geologist
- Constant Tonegaru, Romanian poet
- Constant Troyon, French painter
- Constant Vanden Stock, honorary president and former president and player of Belgian football club R.S.C. Anderlecht
- Jean Michel Constant Leber, French historian and bibliophile
- Jean René Constant Quoy, French zoologist
- Marie Philibert Constant Sappey, French anatomist