Gerard Leembruggen (26 February 1897 – 13 May 1980), was a Dutch male tennis player who represented The Netherlands in the Davis Cup and the Olympic Games. He competed in the singles and doubles events at the 1924 Summer Olympics. In the singles event he had a walkover in the first round and lost in the second round to Brian Gilbert in three straight sets. With compatriot Marius van der Feen he lost in the first round against the Czechoslovakian pair Ladislav Žemla and Jan Koželuh, also in straight sets.