Marian Baban (born 8 January 1976) is a Romanian sprint canoer who competed in the early to mid-2000s. He won three silver medals at the ICF Canoe Sprint World Championships with one in the K-4 200 m (2003) and two in the K-4 500 m (2001, 2003).
Baban, who was born in Turnu Măgurele, Teleorman County, also competed in two Summer Olympics, earning his best finish of seventh in the K-4 1000 m event at Athens in 2004.