It put Mladenovic and Babos a step closer to their second Grand Slam together following their Australian Open triumph last year, while 'Kiki' is also homing in on another Roland-Garros crown after her success with Caroline Garcia here three years ago.
> WOMEN'S DOUBLES DRAW
The other semi-final will feature Belgium’s Kirsten Flipkens and Sweden’s Johanna Larsson, the 15th seeded pair who beat the seventh seeds Nicole Melichar and Kveta Peschke 3-6, 7-6(4), 6-1, up against the Chinese duo of Yingying Duan and Saisai Zheng, victors over fourth seeds Yifan Xu and Gabriela Dabrowski 6-2, 5-7, 7-5.
The latest pairing through to the semi-finals of the men’s doubles were the Germans Kevin Krawietz and Andreas Mies, who beat another unseeded duo, Serbia’s Janko Tipsarevic and Dusan Lajovic 6-1, 6-7(4), 7-6(3).
> MEN'S DOUBLES DRAW
In an all-unseeded semi-final, Krawietz and Mies will take on Guido Pella and Diego Schwarzmann, who had already won through on Monday.
Home favourites Jeremy Chardy and Fabrice Martin put paid to the hopes of Rajeev Ram and Joe Salisbury 6-4, 7-6(6). In the semi-finals Chardy and Martin will face third seeds Juan Sebastian Cabal and Robert Farah, who also won through on Monday.