Tristyn CookTristyn Cook is a New Zealand rugby union player, who plays for and. His preferred position is lock.Early careerCook attended Westlake Boys High School where he captained their rugby side. He was a member of the Blues Under-18 side and came through the Auckland academy. In 2024 he captained the Blues U20 side in the U20 Super Rugby Pacific competition. He earned selection for New Zealand U20 in 2024.Professional careerCook has represented in the National Provincial Championship since 2024, being named in their squad for the 2024 Bunnings NPC. He was called into the squad ahead of Round 4 of the 2025 Super Rugby Pacific season, being named in the squad to face the.