Zhilei Zhang (Chinese: 张志磊; pinyin: Zhāng Zhìlěi; born May 2, 1983) is a Chinese professional boxer. He held the World Boxing Organization (WBO) interim heavyweight title from 2023 to 2024. As an amateur, he won a bronze medal at the 2004, 2011, silver at the 2007, and gold at the 2009 Asian Championships; gold at the 2010 Asian Games; bronze at the 2007 and 2009 World Championships; and silver at the 2008 Olympics.
As of October 2025, Zhang is ranked as the world's seventh-best active heavyweight by The Ring magazine.