The 2017 World Table Tennis Championships mixed doubles was the 54th edition of the mixed doubles championship.
Xu Xin and Yang Ha-eun were the defending champions but Xu did not compete this year.
Maharu Yoshimura and Kasumi Ishikawa won the title after defeating Chen Chien-an and Cheng I-ching 8–11, 8–11, 11–8, 10–12, 11–4, 11–9, 11–5.
Matches were best of 5 games in qualification and best of 7 games in the 64-player sized main draw.
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