Andy Murray will begin his bid for an Olympic gold medal in the second match on Centre Court on day two of the Olympic Tennis.
The Scot faces Swiss Stanislas Wawrinka following the conclusion of the women's singles match between Julia Goerges and beaten Wimbledon finalist Agnieszka Radwanska.
Maria Sharapova and Jo-Wilfried Tsonga also feature on Centre, while on the second showcourt, No. 1, Novak Djokovic opens proceedings against Italian Fabio Fognini.
Venus Williams and world number one from Belarus Victoria Azarenka follow the Serb on No. 1 later in the day.
The British duo of Laura Robson and Heather Watson are also in action, with the former second on Court 14 and the latter also second on Court 18.
Selected matches:
Centre Court (12pm start):
Julia Goerges (GER) vs. Agnieszka Radwanska (POL)
Stanislas Wawrinka (SUI) vs. Andy Murray (GBR)
Shahar Peer (ISR) vs. Maria Sharapova (RUS)
Jo-Wilfried Tsonga (FRA) vs. Thomaz Bellucci (BRA)
No. 1 Court (12pm start):
Fabio Fognini (ITA) vs. Novak Djokovic (SRB)
Sara Errani (ITA) vs. Venus Williams (USA)
David Goffin (BEL) vs. Juan Monaco (ARG)
Victoria Azarenka (BLR) vs. Irina-Camelia Begu (ROU)
No. 2 Court (11.30am start):
David Ferrer (ESP) vs. Vasek Pospisil (CAN)
Andy Roddick (USA) vs. Martin Glizan (SVK)
Petra Cetkovska (CZE) vs. Angelique Kerber (GER)
Kei Nishikori/Go Soeda (JPN) vs. Roger Federer/Stanislas Wawrinka (SUI)
Court 14:
Laura Robson (GBR) vs. Lucie Safarova (CZE)
Court 15:
Marin Cilic (CRO) vs. Jurgen Melzer (AUT)
Court 16:
Richard Gasquet (FRA) vs. Robin Haase (NED)
Court 18 (11.30am start):
Bernard Tomic (AUS) vs. Kei Nishikori (JPN)
Silvia Soler Espinosa (ESP) vs. Heather Watson (GBR)