Jack Raharuhi Hemi (23 August 1914 – 1 June 1996) was a New Zealand rugby union and league player.

[3] Jack Hemi was the oldest son of Hineipikitia-ki-te-rangi (Piki) Reiri, of Te Whiti, and her husband, Paraikete (Blanket) Hēmi.

[4][5] He represented New Zealand Māori in 1937, being part of the team that defeated Australia 16–5 at Carlaw Park.

[6] He toured Australia in 1938, slotting a goal against Queensland from 17 yards behind the halfway line.

[3] Exempt from War duty Hemi continued to play for Manukau.