Azarenka rolled back the years as the two-time champion crushed third seed Jessica Pegula 6-4, 6-1.
The world No. 8 Indian pair dished out an attacking game and also controlled the net well to outwit the Korean combination of Choi Sol Gyu and Kim Won Ho.
The Indian duo will face the Korean pair of Choi Sol Gyu and Kim Won Ho in the semifinals.
Zverev was trailing 7-6(8) 6-6 against Nadal when he rolled his ankle and he screamed out in agony.
The Spaniard's record-extending triumph on the Paris clay earned him an all-time best 22nd men's singles major with a 6-3, 6-3, 6-0 crushing of Norway's Casper Ruud and put him two titles clear of Roger Federer and Novak Djokovic.
In a one-sided final, the Spaniard crushed Norway's Casper Ruud 6-3, 6-3, 6-0.
The French pair recovered from a set down to beat Americans Coco Gauff and Jessica Pegula 2-6, 6-3, 6-2.
The world No.3-ranked player posted an image on Instagram of him alighting from a private plane walking on crutches.
Swiatek lost just one set during this year's Roland Garros campaign, extending her winning run to 35 matches.
The World No 1 had triumphed at Roland Garros in 2020.