Petra van Staveren
Petronella Grietje " Petra" van Staveren ( born June 2, 1966 in Kampen ) is a former swimmer from the Netherlands.
Her biggest success in swimming, she celebrated at the 1984 Olympic Games in Los Angeles when she was Olympic champion over 100 m breaststroke. Two years later she won the Dutch 4 × 100 m medley relay bronze medal at the World Swimming Championships.