The 22-year-old Spaniard claims her first major title with an incredible match point lob.
The World No. 5 has pulled out of a grass court event in Nottingham.
The 21-time major champion reportedly is struggling with an adductor injury ahead of Saturday's Roland Garros final.
The pair of Frenchwoman brought the crowd to a frenzy on Court Suzanne Lenglen.
Mike and Bob Bryan will bid for Grand Slam title No. 17 when they meet Feliciano and Marc Lopez in the men's doubles final at Roland Garros.
Hingis, Paes rally past Mirza and Dodig to win Roland Garros and complete mixed doubles Grand Slam.
Former world No. 2 succeeds Raymond Moore, pending approval by both Tours.