Hsieh Su Wei

Australian Open 2021: Serena Williams against Simona Halep, Naomi Osaka versus Hsieh Su-wei in quarter-finals

Williams leads the series 9-2, but Halep won their most recent showdown, 6-2, 6-2 in the 2019 Wimbledon final.

Australian Open 2021: 'A free spirit' — the engaging appeal of tennis maverick Hsieh Su-wei

Australian Open wins over Tsvetana Pironkova, eighth seed Bianca Andreescu, Sara Errani and Marketa Vondrousova mean that Hsieh Su-wei will face Naomi Osaka, 12 years her junior, on Rod Laver Arena on Tuesday for a place in the semi-finals.

Australian Open 2021: Dominic Thiem stunned by Grigor Dimitrov; Serena Williams, Naomi Osaka survive

A fatigued-looking Thiem, coming off a five-set win over Australia's Nick Kyrgios, slumped in straight sets to Bulgaria's Grigor Dimitrov who took it 6-4, 6-4, 6-0 in just over two hours.

Australian Open 2021: 'Very stressed' Naomi Osaka saves match points to set up all-Asian quarterfinal

Naomi Osaka, the third seed, was on the verge of elimination at 3-5, 15-40 on her serve in the third set before rattling off four points in a row.

Australian Open 2021: 'Feel like 18' Taiwanese veteran Hsieh Su-wei after making history

One of the most unorthodox players in the women's game, she won 80 percent of her first-service points against Vondrousova, who was hampered by 31 unforced errors.

Australian Open 2021: Djokovic, Serena win; Wawrinka squanders three match points, Andreescu's comeback stalled

Though Tiafoe played an aggressive match, Djokovic was better when it mattered. He had the edge in terms of winners (56-49) and converted five break points to just two for Tiafoe.

Australian Open 2021: 'Zero' fitness worries for Bianca Andreesecu as comeback ends

Andreescu was set to make her comeback as top seed in the warm-up Grampians Trophy, but pulled out as a precautionary measure after spending 14 days in hard lockdown after arriving in Australia.

Australian Open 2021: Tearful Bianca Andreescu wins on return to action after year-long injury hiatus

The eighth seed was forced to save three break points in the seventh game of the deciding set before prevailing 6-2, 4-6, 6-3 against the Romanian in two hours and two minutes.

Australian Open 2020: Timea Babos-Kristina Mladenovic beat Barbora Strycova and Hsieh Su-wei to clinch second doubles title

Timea Babos and Kristina Mladenovic have combined to win their second Australian Open women's doubles title in three years.

WTA Finals 2019: Timea Babos, Kristina Mladenovic defend doubles title with straight sets win over Barbora Strycova, Hsieh Su-Wei

French Open champions Timea Babos and Kristina Mladenovic were the first team since 2008 to defend their crown