Xiao Zhenghua (born 1 September 2002) is a Chinese tennis player.
Xiao has a career-high WTA singles ranking of 802 achieved on 29 July 2019. She also has a career-high WTA doubles ranking of 240 achieved on 24 February 2024.
Xiao won her first major ITF title at the W50 Jinan Open in the doubles draw, partnering Guo Meiqi.