Rex Samuel Sellers MNZM (born 11 November 1950) is a yachtman from New Zealand.

[1] He also competed in the Tornado class with Brian Jones at the 1992 and 1996 Olympics, where they finished fourth and 15th respectively.

Sellers and Gerald Sly were selected to sail in the Tornado class for New Zealand at the 1980 Olympic Games in Moscow, but did not compete because of the US-led boycott.

[3] He was appointed a Member of the New Zealand Order of Merit in the 2010 New Year Honours, for services to yachting.

She is a leading exponent in Formula Kite and she qualified to represent New Zealand at the 2024 Olympics.