Robert 'Bob' Mark (28 November 1937 – 21 July 2006) was a professional tennis player from Australia.
Mark won the Australian Men's Doubles title in 1959, 1960 and 1961 partnering Rod Laver. With Sandra Reynolds, he won the 1960 Australian Mixed Doubles, and in 1961, he teamed with compatriot Margaret Smith to win the U.S. National Championships Mixed Doubles.
In 1962, he won the singles title at the South African Championships after a four-set victory in the final against Gordon Forbes.[1]