Warren Brosnihan

 Warren Guy Brosnihan  (born 28 December 1971) is a South African former rugby union player.

Playing career
Brosnihan made his senior provincial debut in 1994 for and in the 1997 season, he played for the, returning to the  in 1998. In 2002 he moved to Northern Ireland to play for and returned to South Africa in 2004 to represent the.

Brosnihan made his test debut for the Springboks against during the 1997 Tri Nations Series at Loftus Versfeld in Pretoria, scoring his first and only test try. His second test match was three years later, during the 2000 Tri Nations Series, against. He played a further four test matches in 2000, all as a replacement and he also played in four tour matches, scoring one further try for the Springboks.