Order of Play: Wimbledon Day Three

Six-time Wimbledon champion Roger Federer starts on Centre Court for the third day of the Grand Slam at SW19's All-England club.

The Swiss will be followed on court by Kim Clijsters, who is playing in her last professional tournament, and world number one Novak Djokovic.

French Open champion Maria Sharapova is scheduled to play on Court One during the afternoon while Britain's Heather Watson kicks off the action on Court Two.

Here is a list of the key matches:

Centre Court (1pm start)

Roger Federer vs. Fabio Fognini - 2nd round Andrea Hlavackova vs. Kim Clijsters - 2nd round Novak Djokovic vs. Ryan Harrison - 2nd round Court Number One (1pm start)

Arantxa Rus vs. Samantha Stosur - 2nd round Maria Sharapova vs. Tsvetana Pironkova - 2nd round Xavier Malisse vs. Gilles Simon - 2nd round

Court Number Two (11.30am start)

Heather Watson vs. Jamie Lee Hampton - 2nd round Ryan Sweeting vs. Janko Tipsarevic - 2nd round Ruben Bemelmans vs. Richard Gasquet - 2nd round Ekaterina Makarova vs. Angelique Kerber - 2nd round

Court Number Three (11.30am)

Jeremy Chardy vs. Juan Monaco - 2nd round Agnieszka Radwanska vs. Elena Visnina - 2nd round Nicolas Almagro vs. Guillaume Rufin - 2nd round

Court Number 12 (11.30am start)

Bojana Jovanovski vs. Sabine Lisicki - 2nd round Michael Russell vs. Julien Benneteau - 2nd round Fernando Verdasco vs. Grega Zemlja - 2nd round Li Na vs. Sorana Cirstea - 2nd round

Court Number 14 (11.30am start)

Ana Ivanovic vs. Maria Jose Martinez Sanchez - 2nd round

Court Number 16 (11.30am start)

Alejandro Falla vs. Nicolas Mahut - 2nd round