Gauff takes on Krejcikova later.
Stefanos Tsitsipas produced a strong performance last night to reach the semi-finals of the French Open.
He beat second seed Daniil Medvedev in straight sets.
Fifth seed Tsitsipas will play sixth seed Alexander Zverev in the last four.
The quarter-finals fun continues.
— Roland-Garros (@rolandgarros) June 9, 2021
Where in the world are you tuning in from today?#RolandGarros
The semi-final line-up at Roland Garros will be completed today.
Thirteen-time champion Rafa Nadal faces Diego Schwartzman.
While Novak Djokovic goes up against ninth seed Matteo Berrettin.
17-year old Coco Gauff is involved in the quarter finals of the women's singles, taking on Barbora Krejcikova .
While defending champion Iga Swiatek plays 17th seed Maria Sakkari.

Big Saturday Ahead For Women's Football And Camogie Team
Friday Sports Update
New York City Defender Kevin O'Toole In Ireland Squad For Final World Cup Qualifiers
The Ireland Team Have Been Named For Their Game Against Japan
Thursday Morning Sports Update
Tipperary Have Seven Players Included On This Year's PwC Hurling All-Star Team
Ellistown's Michael Noonan Scores 1 of 4 Goals To Beat Panama In The Under-17 World Cup Campaign
Ireland U17's Make History As They Play In Today's FIFA U17 World Cup