Alex de Minaur moves into the doubles semifinals at an ATP 500 tournament in London, where he'll face fellow Australian John Peers.

Australians Alex de Minaur, Matt Reid and John Peers all lost their second-round men's doubles matches in Paris.

Australia's John Peers and New Zealand's Michael Venus are the doubles champions at an ATP 250 tournament in Switzerland.

John Peers is through to a doubles final in Switzerland, while Thanasi Kokkinakis will play an ATP Challenger final in Italy.

Australian men are enjoying great success in doubles this week, with Matt Ebden, John-Patrick Smith and John Peers all advancing to ATP-level semifinals.

Once an Australian Open ballkid, the enduring John Peers is now a family man and former champion with an eye on further Grand Slam successes.

A doubles victory for John Peers and Luke Saville seals victory for Team Australia in an entertaining ATP Cup showdown with Team Greece.

Although they had five match points, John Peers and Michael Venus have lost their second round-robin match in London.

Australian John Peers and New Zealand's Michael Venus have lost their opening round-robin match at the ATP Finals in London.

Australian John Peers and New Zealand's Michael Venus become sixth team to qualify for season-ending ATP Finals in London.