Matiaha Martin (born 3 June 1992) is a New Zealand rugby union lock for in the domestic Mitre 10 Cup.
After coming through the ranks of Counties Manukau's under-18, B and development teams, Martin cracked the senior squad in 2016 Mitre 10 Cup. He took advantage of injuries to several key players to establish himself as a regular in a side which reached the premiership semifinals and lost to . He played all eleven of the Steelers games during the campaign, nine from the start. He was drafted into the squad shortly before the 2017 Super Rugby season.