The world No 7 Spaniard beat compatriot Albert Ramos-Vinolas in straight sets to win the title for the 10th time
Rafael Nadal will face Spanish compatriot Albert Ramos-Vinolas, who defeated Lucas Pouille 6 -3, 5-7, 6-1, in Sunday's final.
A serve from Viktor Troicki's opponent Albert Ramos Vinolas had been called out, but the decision was corrected making it an ace, leading to a rant from Troicki at umpire
John Tomic, who also coaches Bernard, is barred from tournaments by the ATP and International Tennis Federation.
Mahesh Bhupathi-Julian Knowle beat Argentine-Spanish duo Leonardo Mayer and Albert Ramos 6-2, 6-7(5), 6-4, 6-2 in two hours and 37 minutes in the first round clash.
Nadal will play a Saturday semi-final against Canadian fifth seed Milos Raonic, who beat Ernests Gulbis 6-2, 7-6 (8/6) and followed up by winning a hard-fought battle with Spanish veteran Tommy Robredo 6-7 (5/7), 6-3, 7-6 (7/2) in almost two and a half hours.
Third seed Roger Federer beat Spain's Albert Ramos 6-1, 6-1, 6-1 on Monday to reach the Wimbledon second round.
Veteran Czech Radek Stepanek on Tuesday ended the Madrid Masters run of Australian Bernard Tomic in the first round, with the Queensland youngster exiting 6-2, 7-5.
Top seed Juan Martin del Potro and number two seed Richard Gasquet set up a duel for the Estoril Open title as the pair advanced to the final on Saturday.
Jurgen Melzer of Austria and Paul-Henri Mathieu of France both won in straight sets to reach the second round of the Monte Carlo Masters on Monday.
Sweden's Robin Soderling reached the third round of the French Open on Thursday with a 6-3, 6-4, 6-4 win over Spanish qualifier Albert Ramos.