Matautia was selected for the 1991 World Cup.[3] She suffered a hamstring injury in a warm-up match against Saracens which ruled her out of the tournament. She managed to play in their third-place playoff match against France, which New Zealand lost 3–0.[1][2] Matautia played 14 seasons for Wellington, scoring 161 points.
In 1999, she earned her official test cap against Canada. Matautia played her last test match against England in 2001.[4][5] In 2009, she married her husband, Waihi church pastor Benhur Matautia.[1][2]