was a Chinese martial artist, teacher and the founder of Wu (Hao)-style tai chi.

[1] Wu was a scholar from a wealthy and influential family who became a senior student of Yang Luchan, the founder of Yang-style tai chi.

[1] Wu also studied for a brief time with Chen Qingping, a master of Chen-style and Zhaobao-style tai chi.

[1][2] Wu developed his own style of tai chi and shared it with members of his family, who also wrote about the art.

Hao Weizhen subsequently taught Sun Lutang, the founder of Sun-style tai chi.