Ruben (ATP-164) was not able to qualify for the main draw of Roland Garros. The Belgian lost in the first qualifying round.
Ruben faced the Austrian fifteenth seed Sebastian Ofner (ATP-127) in the first qualifying round. Ruben won two of their three previous meetings, but in Paris the Austrian was too strong. After an hour and a half, Ofner won the encounter with 6-2 and 7-6 (5).
Last year Ruben reached the second round at Roland Garros.