Ruben Bemelmans (Flemish pronunciation: [ˈrybə(m) ˈbeːməlmɑns]; born 14 January 1988) is a Belgian coach and former professional tennis player.

About a month later, Bemelmans (playing doubles with fellow countryman Xavier Malisse) won his first title on the ATP Tour, the 250 level Los Angeles Open.

2014 saw Bemelmans have another strong showing at Eckental, this time winning the tournament, beating 2012 champion Daniel Brands en route.

In September 2015, Bemelmans defeated Gilles Müller and Jack Sock (retired) to reach the third round of the US Open where he lost against Switzerland's Stan Wawrinka in three sets.

In 2017, Bemelmans won the title in Koblenz,[7] which pushed him back inside the Top 150, before losing to Denis Shapovalov in the final of the Challenger in Drummondville.

The 2018 Australian Open saw Bemelmans win his first match at the tournament in 3 main draw appearances when he earned a credible first round victory over 18th seed Lucas Pouille.

[12] He made history when he qualified for an Open Era record sixth time at the 2019 Wimbledon Championships beating American Donald Young 6–4, 6–4, 6–1.

Bemelmans had been tied for the qualifying record with Alejandro Falla, Ken Flach, Edouard Roger-Vasselin and Jimmy Wang.