Kevin Anderson ended his title drought as he beat Sam Querrey to secure the New York Open.
Dominic Thiem was too good for Aljaz Bedene on Sunday as he won his second Argentina Open title.
Petra Kvitova made it 13 wins in a row as she beat Garbine Muguraza to lift the Qatar Open trophy.
Roger Federer concluded his glorious week in the Netherlands by winning the Rotterdam Open title.
David Goffin will miss the Marseille Open after suffering a freak injury during the Rotterdam Open.
Roger Federer advanced to the final of the Rotterdam Open with a two-set win over Andreas Seppi.
David Goffin was forced to retire from his Rotterdam Open match against Grigor Dimitrov after injuring his eye.
Dominic Thiem steamrolled Gael Monfils to book his place in the Argentina Open final against Alijaz Bedene.
There will be no fairytale end for Kei Nishikori in New York after he lost against Kevin Anderson.
Petra Kvitova beat Caroline Wozniacki in the Qatar Open to set up a clash against Garbine Muguruza.