Kensuke Hatakeyama (畠山健介, Hatakeyama Kensuke) (born 2 August 1985 in Miyagi Prefecture, Japan) is a former Japanese rugby union player who played for the New England Free Jacks of Major League Rugby (MLR).

Hatakeyama has played 78 matches for the Japan national rugby union team.

[1] Hatakeyama was a member of the Japan team at the 2011 Rugby World Cup; he played four matches and scored one try.

[2] He was also a member of the Japan team that competed in the 2015 Rugby World Cup, including the historic victory over the South Africa Springboks in Brighton.

In July 2017, Hatakeyama was appointed a Representative Director of the Japanese Rugby Football Association.