Gauthier Onclin

Gauthier Onclin is a Belgian tennis player born on 26 February 2001. The right-hander competes on the ATP Tour and is ranked 168th in the world with 336 ranking points as of 5 October 2026. In the 2026 season standings, he holds position 156. Since early July 2026, Onclin has improved from rank 169 to a best ranking of 157, achieved on 20 August 2026.

According to Tennis Post's match data, Onclin played four tournaments in the 2026 season with a record of 4 wins and 4 losses. He lost in qualifying at the Grand Slam events Wimbledon and the US Open. At the ATP 250 tournament in Stuttgart, he reached the round of 16, where he was eliminated after winning three matches.