Claudia Porwik, born on 14 November 1968, is a former professional tennis player.

She played on the WTA Tour from 1986 to 1996 and reached the quarterfinals of the Australian Open in 1988 and the semifinals in 1990.

Porwik retired with a 195–191 career record, including wins over Gabriela Sabatini and Conchita Martínez.

She played two singles matches in the Federation Cup, both for Germany in 1990, and won them both.

This biographical article relating to German tennis is a stub.