The 17-year-old Gauff, who last week reached the Italian Open semifinals for her career-best result on clay, will next face Czech player Katerina Siniakova, who beat eighth-seeded Caroline Garcia 7-5, 6-1.
Siniakova eliminated Serena Williams on Tuesday.
Former U.S. Open champion Sloane Stephens also reached the semifinals by beating Sara Errani of Italy 6-3, 6-0.
Stephens will face either second-seeded Petra Martić or sixth-seeded Qiang Wang.
/ 7 months ago
Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta...