Hieu or Hiếu is a given name. Notable people with the name include:Hieu (abbess), Irish abbess Bùi Thanh Hiếu, Vietnamese human rights activist Bùi Văn Hiếu, Vietnamese footballer Hieu Van Le, 35th governor of South Australia Lê Bật Hiếu, Vietnamese footballer Hieu Ngoc Ma, birth name of Tony Ma, Vietnamese-American poker player Hieu Minh Ngo, Vietnamese cyber security specialist Hieu Minh Nguyen, Vietnamese-American poet Nguyễn Huy Hiệu, Vietnamese Colonel General Nguyễn Khắc Hiếu (1889–1939), Vietnamese author under the pen name Tản Đà Nguyễn Mạnh Hiếu, birth name of Vincent Nguyen, Vietnamese-Canadian bishop Nguyễn Trung Hiếu, Vietnamese sports shooter Nguyễn Văn Hiếu (1929–1975), South Vietnamese Major General Phạm Trung Hiếu, Vietnamese footballer Phan Văn Hiếu, Vietnamese footballer Trần Hiếu, Vietnamese singer Trần Quang Hiếu (1938–1985), Vietnamese artist Trần Trung Hiếu, Vietnamese name of Geoffrey Kizito, Ugandan-Vietnamese footballer Hieu C. Truong, Vietnamese-Canadian engineer Trong Hieu, German singer Vũ Minh Hiếu, Vietnamese footballer Vũ Minh Hiếu, Vietnamese footballer Vương Trung Hiếu,, Vietnamese author