Order of play on the main showcourts on the fourth day of the Australian Open on Thursday (play begins at 0000 GMT, prefix number denotes seeding):
ROD LAVER ARENA
Maria Sharapova (Russia) v 14-Anastasija Sevastova (Latvia)
3-Garbine Muguruza (Spain) v Hsieh Su-wei (Taiwan)
14-Novak Djokovic (Serbia) v Gael Monfils (France)
Not before 0800GMT
18-Ashleigh Barty (Australia) v Camila Giorgi (Italy)
2-Roger Federer (Switzerland) v Jan-Lennard Struff (Germany)
MARGARET COURT ARENA
5-Dominic Thiem (Austria) v Denis Kudla (U.S.)
21-Angelique Kerber (Germany) v Donna Vekic (Croatia)
Ekaterina Alexandrova (Russia) v 17-Madison Keys (U.S.)
Not before 0800GMT
1-Simona Halep (Romania) v Eugenie Bouchard (Canada)
9-Stan Wawrinka (Switzerland) v Tennys Sandgren (U.S.)
HISENSE ARENA
8-Caroline Garcia (France) v Marketa Vondrousova (Czech Republic)
Beatriz Haddad Maia (Brazil) v Karolina Pliskova (Czech Republic)
Karen Khachanov (Russia) v 12-Juan Martin del Potro (Argentina)
Peter Gojowczyk (Germany) v 4-Alexander Zverev (Germany)