French Open players to watch on Day 9: Novak Djokovic goes for 25th win in a row

Women's defending champion Simona Halep also in action on opening day of fourth round action at Roland Garros

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We are down to the last 16 players in both the men's and women's competitions at the French Open.

The first day of the fourth round takes place on Monday with men's world No 1 Novak Djokovic and women's defending champion Simona Halep both in action.

Ahead of the action, check out the photo gallery above for the six players to watch on Monday. Below is the stadium courts order of play.

Court Philippe-Chatrier

Play starts at 1pm UAE time

Sofia Kenin (United States) v 8-Ashleigh Barty (Australia)

1-Novak Djokovic (Serbia) v Jan-Lennard Struff (Germany)

4-Dominic Thiem (Austria) v 14-Gael Monfils (France)

3-Simona Halep (Romania) v Iga Swiatek (Poland)

Court Suzanne-Lenglen

Play starts at 1pm UAE time

Katerina Siniakova (Czech Republic) v 14-Madison Keys (United States)

9-Fabio Fognini (Italy) v 5-Alexander Zverev (Germany)

10-Karen Khachanov (Russia) v 8-Juan Martin del Potro (Argentina)

Amanda Anisimova (United States) v Aliana Bolsova (Spain)