With play cancelled on a storm-hit Sunday at Wimbledon, it's a jam-packed schedule of Olympic tennis at the All England Club on Monday.

Victoria Azarenka, Roger Federer, Juan Martin del Potro and Serena Williams are all in action, not to mention British hopefuls Heather Watson, Laura Robson and Elena Baltacha.

Here, Sports Mole picks out some of the key matches in both singles and doubles from day three of the Games.

Centre Court (12pm start)
Azarenka vs. Bega - first round
Federer vs. Benneteau - second round
Seppi vs. Del Potro - second round

Court One (12pm start)
S Williams vs. U Radwanska - second round
Isner vs. Jaziri - second round
Suarez Navarro vs. Clijsters - second round

Court Two (11.30am start)
Roddick vs. Klizan - first round
Errani vs. V Williams - first round
Petzschner vs. Tipsarevic - second round
Nishikori/Soeda vs. Federer/Wawrinka - first round

Court 12 (approx. 3.30pm start)
Djokovic/Troicki vs. Brunstrom/Lindstedt - first round

Court 14 (11.30am start)
Cilic vs. Melzer - first round
Soeda vs. Baghdatis - first round
Kvitova vs. Peng - second round

Court 15 (11.30am start)
Gasquet vs. Haase - first round
Muller vs. Istomin - second round

Court 16 (approx. 3.30pm start)
Radwanska/Radwanska vs. Cibulkova/Hantuchova - first round

Court 17 (11.30am start)
Zheng vs. Petrova - first round
Soler Espinosa vs. Watson - first round

Court 18 (11.30am start)
Hewitt vs. Stakhovsky - first round
Robson vs. Safarova - first round
Baltacha vs. Ivanovic - second round
Simon vs. Dimitrov - second round
Baltacha/Keothavong vs. Goerges/Gronefeld - first round