He has won three Grand Slams, in doubles at the 2017 Australian Open with Henri Kontinen, and in mixed doubles at the 2022 US Open with fellow Australian Storm Sanders and the 2025 Australian Open with another compatriot Olivia Gadecki.

Won first Grand Slam doubles championship at Australian Open 2017 with Henri Kontinen; Also in 2017, peaked at a career-high doubles ranking of world No.2; From November 2016 to August 2018, won 10 consecutive doubles finals (all with Kontinen)

Jan 24, 2025 · Olivia Gadecki and John Peers are leaving Melbourne Park as Australian Open 2025 mixed doubles champions. The Australian wildcard duo earned a comeback 3-6 6-4 [10-6] win over compatriots Kimberly Birrell and John-Patrick Smith and converted their first championship point courtesy of a Gadecki smash.

Jan 24, 2025 · Olivia Gadecki and John Peers are leaving Melbourne Park as Australian Open 2025 mixed doubles champions. The Australian wildcard duo earned a comeback 3-6 6-4 [10-6] win over compatriots Kimberly Birrell and John-Patrick Smith and converted their first championship point courtesy of a Gadecki smash.

Jan 24, 2025 · MELBOURNE, Australia – It's been quite a ride the past 12 months for Baylor men's tennis alumnus John Peers as he won the Australian Open 2025 mixed doubles title partnered with Olivia Gadecki. Prior to claiming the Australian Open title in his home country on Friday, Peers represented Australia in the 2024 Paris Olympics this past summer.

Jan 24, 2025 · Olympic gold medallist John Peers has partnered Olivia Gadecki to clinch the all-Australian final of the Melbourne Park mixed doubles, downing Kimberly Birrell and John-Patrick Smith. Peers and Gadecki roared home against their fellow wildcards to secure a 3-6, 6-4, 10-6 victory in a match tiebreaker on Rod Laver Arena on Friday.

Jan 24, 2025 · In an all-Aussie, all-wild card mixed doubles final, Olivia Gadecki and John Peers claimed the Australian Open title with a 3-6, 6-4, 10-6 victory against Kimberly Birrell and John-Patrick Smith.

Jan 24, 2025 · Olivia Gadecki and John Peers combined for a 3-6, 6-4, 10-6 victory over John-Patrick Smith and Kimberly Birrell on Friday to win the first all-Aussie Australian Open mixed doubles final since 1967.

Jan 25, 2025 · John Peers finished 2024 on a high and has carried that form into the new year. The Victorian won two ATP doubles titles alongside Jamie Murray to finish the season, and claimed the mixed doubles title at Australian Open 2025 alongside Olivia Gadecki.

Jan 24, 2025 · Australians Olivia Gadecki and John Peers battled back from a set down to defeat compatriots Kimberly Birrell and John-Patrick Smith 3-6 6-4 10-6 in the mixed doubles final at Melbourne Park...