Martin Frederick

Manguru "Martin" Frederick is an Australian rules footballer of Sudanese descent who played for Port Adelaide in the Australian Football League.
He made his AFL debut in Round 6 of the 2021 AFL season against at Adelaide Oval. Delisted by Port Adelaide in 2022, played for Sturt in the South Australian National Football League in 2023. In 2024 he played for Claremont in the West Australian Football League and returned to play for Sturt in 2025.
He is the twin brother of Minairo "Michael" Frederick, who plays for.