Marton Joób (born 24 June 1982 in Szeged) is a Hungarian sprint canoeist who has competed since 2003.
He won four medals at the ICF Canoe Sprint World Championships with three golds (C-4 200 m: 2007, C-4 500 m: 2007, C-4 1000 m: 2003) and one bronze (C-4 200 m: 2006).
Joób also finished seventh in the C-1 500 m event at the 2004 Summer Olympics in Athens.