Herbert and Mahut added to their 2018 French Open title after recovering from a shaky start.
Former British No 1 Tim Henman helped train the dogs for the December 6-9 tournament, which is held annually at London's Royal Albert Hall with plenty of the sport's veteran players taking to the court.
The 54-year-old silver fox had a new role as comedy fall guy to Iranian Mansour Bahrami in the gentlemen's senior invitation doubles on a packed outside court at Wimbledon.
Nicolas Mahut and Pierre-Hughes Herbert became the third home duo to win the French Open men's doubles when they beat second seeds Oliver Marach and Mate Pavic 6-2, 7-6(4) on Saturday.
Stefan Edberg was the most sought-after man at this week's seniors tournament at the Royal Albert Hall.\n\n
Novak Djokovic could be on the verge of 'something special' after teaming up with Andre Agassi for the French Open, former Roland Garros runner-up Henri Leconte said on Tuesday.
France's wait for a men's singles champion at Roland Garros will stretch into a 35th year, and three-times champion Mats Wilander says their current crop of stars are running out of time.
List of French Open men's singles champions:
Nadal enters his title defence after a stellar season on his favourite surface.
Since returning in January Rafael Nadal looks a man reborn. No wonder it is hard to find anyone not backing him to claim 'La Decima' in Paris.
With the year sprinting to a close, we bring you, in pictures, some of the best action from the sports world.
We should all bow before the legend that is Leander, says Rahul Jacob.
Watching a grey-haired, smart-suited 56-year-old John McEnroe speak with mature insight about all-things tennis it seems odd to think that many feel that what the sport needs is a dose of the "superbrat" attitude of the brash New Yorker's youth.
His US Open triumph made him, at 40, the oldest man to win a major title in the open era. Bikash Mohapatra believes Leander Paes's decision to switch to doubles at the peak of his singles career is the reason behind his longevity.
List of French Open men's singles champions:
The 2nd major of the year, the French Open will start on the weekend. With the clay-court grand slam starting on Sunday, here is the list of French Open champions over the years