Yoyo Ng Tsz Yau (Chinese: 吳芷柔; born 24 April 1998) is a Hong Kong badminton player.

[1] She started playing badminton at aged 5, and in 2013, she competed in the women's doubles event with Yeung Nga Ting.

[5] She won the mixed doubles gold medal together with partner Cheam June Wei.

[6] She won the 2018 Hyderabad Open title with Yuen Sin Ying after beating Vivian Hoo and Yap Cheng Wen of Malaysia.

She also partnered with Tang Chun Man for a brief period and won the 2019 Lingshui China Masters.