Zeng Siyun is a professional footballer from CHN and is currently 23 years old. He is on the books of Guangdong Women and wears shirt number 15. His main role on the pitch is Defender. He measures 165cm in height and weighs 51kg.

Across the CFA Women's Super League 2025, Zeng Siyun appeared in 14 matches and averaged 0 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.