Kentaro Nakamoto (Japanese: ?? ???, Hepburn: Nakamoto Kentaro, born 7 December 1982) is a Japanese long-distance runner who competes in marathon races.
He represented Japan in the marathon at the 2012 Summer Olympics and the 2011, 2013 and 2017 World Championships in Athletics, finishing in the top ten on all four occasions.
His personal best for the distance is 2:08:35 hours.