Mary Underwood is a former international lawn bowls competitor for Australia.

[1] In 1973 she won three medals at the 1973 World Outdoor Bowls Championship in Wellington.

A bronze medal in the singles, a silver medal in the triples with Joan Vaughan and Olive Rowe and another silver medal in the team event (Taylor Trophy).

[2][3] Underwood made her state debut in 1967 for Western Australia and bowled for the Civic Centre Bowls Club.

This biographical article relating to Australian lawn or indoor bowls is a stub.