Hem Kiry (born April 11, 1980) is a Cambodian former swimmer, who specialized in sprint freestyle events.

[1] He is a two-time Olympian (2000 and 2004), and served twice as Cambodia's flag bearer in the opening ceremony.

Hem made his official debut at the 2000 Summer Olympics in Sydney, where he competed in the men's 50 m freestyle.

Swimming in heat two, he posted a lifetime best of 26.41 to earn a fifth spot and sixty-sixth overall by a 1.08-second margin behind winner Jamie Peterkin of Saint Lucia.

As part of an Olympic Solidarity program, he received a Universality place from FINA in an entry time of 27.56.