Geoff Thomas was an Australian tennis player who found success in the early 1900s.

Geoff Thomas
Country (sports) Australia
Singles
Grand Slam singles results
Australian OpenSF (1913)
Doubles
Grand Slam doubles results
Australian OpenSF (1910)

He reached the semifinals of the 1913 Australasian Championships. In doubles, Thomas reached the semi-finals of the 1910 Australasian Championships (partnering V. Rudder).

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