Lê Hy Tông (黎熙宗, 22 April 1663 – 4 June 1716) was the 21st emperor of Vietnamese Later Lê dynasty.

[1] Lê Hy Tông's birth name is Lê Duy Hiệp[2][3] (黎維祫) or Lê Duy Cáp (黎維祫),[4] courtesy name Duy Thịnh[5] (維𥘺).

[6] He was the figurehead king under the power of lord Trịnh Căn who ruled in 1682–1709.

[7] His reign was said to be the prosper period in the Revival Lê dynasty.

[8] He had issue, including two sons : Lê Duy Đường and Lê Duy Chúc.