Cristian is the Romanian, Spanish and Italian form of the male given name Christian. In Romanian, it is also a surname.

Cristian may refer to:

• Cristian (footballer, born 1994), Brazilian footballer
• Cristian Adomniței (born 1975), Romanian engineer and politician
• Cristian Agnelli (born 1985), Italian footballer
• Cristian Alberdi (born 1980), Spanish footballer
• Cristian Albu (born 1993), Romanian footballer
• Cristian Alessandrini (born 1985), Argentine footballer
• Cristian Alex (born 1993), Brazilian footballer
• Cristian Alexanda, Australian R&B singer
• Cristian Amarilla (born 1993), Argentine footballer
• Cristian Amigo (born 1963), American composer, guitarist, and sound designer
• Cristian Andreoni (born 1992), Italian footballer
• Cristian Andrés Campozano (born 1985), Argentine footballer
• Cristian Ansaldi (born 1986), Argentine footballer
• Cristián Arriagada (born 1981), Chilean actor
• Cristian Avram (born 1994), Moldovan footballer
• Cristian Baroni (born 1983), Brazilian football (soccer) player
• Cristian Berdeja (born 1981), Mexican race walker
• Cristian Bucchi (born 1977), Italian football (soccer) player
• Cristian Bușoi (born 1978), Romanian physician and politician
• Cristian S. Calude (born 1952), New Zealand-Romanian mathematician and computer scientist
• Cristian Castro (born 1974), Mexican pop singer who sometimes records as "Cristian"
• Cristian Chivu (born 1980), Romanian football (soccer) player
• Cristian Daniel Ledesma (born 1982), Italian football (soccer) player
• Cristián de la Fuente (born 1974), Chilean film actor
• Cristian Dumitrescu (born 1955), Romanian politician
• Cristian Dumitru Popescu (born 1964), Romanian-American mathematician
• Cristian García Ramos (born 1981), Spanish football (soccer) player known as Cristian
• Cristian Gérard Alvaro Gonzáles, Indonesian football (soccer) player
• Cristian Guzmán (born 1978), Dominican professional baseball player
• Cristian Molinaro (born 1983), Italian football (soccer) player
• Cristian Muñoz (racewalker) (born 1981), Chilean race walker
• Cristian Nemescu (1979–2006), Romanian film director
• Cristian Pache (born 1998), Dominican professional baseball outfielder
• Cristian Panait (1973–2002), Romanian prosecutor
• Cristian Popescu (1959–1995), Romanian poet
• Cristian Popescu Piedone (born 1963), Romanian politician
• Cristian Riveros (born 1982), Paraguayan football (soccer) player
• Cristian Rodríguez (boxer) (born 1973), Argentine boxer
• Cristian Taraborrelli (born 1970), Italian opera director, set and costume designer
• Cristian Terheș (born 1978), Romanian politician
• Cristian Tudor Popescu (born 1956), Romanian journalist
• Cristián Undurraga (born 1954), Chilean architect
• Cristian Volpato (born 2003), Australian-Italian footballer
• Flaviu Cristian (1951-1999), Romanian-American computer scientist
• Jaqueline Cristian (born 1998), Romanian tennis player