Greg J Martin is an Australian rugby union player. He played as a fullback. He earned 9 Wallaby

Wallabies

A wallaby is the informal name for any of about thirty species of Australian animal.Wallaby may also refer to:* Wallaby ammunition carrier, a variant of the Canadian Ram tank* Wallaby , Japanese fantasy manga...

 caps

Cap (sport)

In sports, a cap is a metaphorical term for a player's appearance on a select team, such as a national team. The term dates from the practice in the United Kingdom of awarding a cap to every player in an international match of association football...

 in 1989 and 1990, and 65 caps for the Queensland Reds

Queensland Reds

The Queensland Reds represent Queensland in the sport of rugby union in the Southern Hemisphere Super Rugby competition. Prior to 1996 they were a representative team selected on merit from the rugby union club competitions in Queensland...

. He played club rugby for the Brisbane

Brisbane

Brisbane is the capital and most populous city in the Australian state of Queensland and the third most populous city in Australia. Brisbane's metropolitan area has a population of over 2 million, and the South East Queensland urban conurbation, centred around Brisbane, encompasses a population of...

 club University

University of Queensland Rugby Club

The University of Queensland Rugby Club is an Australian rugby union club, based at the University of Queensland in Brisbane, Queensland. They currently compete in the Queensland Premier Rugby competition...

for 18 years.

Since retiring from playing he has worked as part of Fox Sports Rugby Union match commentary team in Australia. He is widely known for his controversial comments, including challenging the need for the All Blacks Haka. He is also a regular feature on Triple M's 'The Cage', a talkback breakfast radio show in Brisbane.