Constantin

Pronunciation	French: [kɔ̃s.tɑ̃.tɛ̃] Romanian: [konstanˈtin]
Gender	Male
Word/name	Latin
Meaning	"constant, steadfast"
Nickname(s)	Costel, Costin, Kosta
Derived	Constantinus
Related names	Constantinus, Constantine

Constantin is a Romanian and French male given name. It can also be a surname.

For a list of notable people called Constantin, see Constantine (name).