), or Đặng Văn Trấn (鄧文鎮), was an admiral of the Tây Sơn dynasty, Vietnam.
Chân was an admiral, his position was Đô úy thủy quân ("Navy Commandant").
He attacked Gia Định (modern Ho Chi Minh City) several times.
Huệ besieged Quy Nhơn, he led the main forces to support Nhạc.
After the Battle of Ngọc Hồi-Đống Đa, Huệ attempted to find a peaceful solution with Qing China.