Joseph-Marie Trịnh Văn Căn

Joseph-Marie Trịnh Văn Căn (19 March 1921 - 18 May 1990 ) was a Vietnamese cardinal of the Catholic Church. He was the Archbishop of Hanoi from 1978 until his death. He became a cardinal in 1979, ordained by Pope John Paul II.

He was born in Ha Nam. In 1949, he was ordained a priest. At 1963, Pope John XXIII appointed him to be a Titular Archbishop of Aela and Coadjutor Archbishop of Hanoi. He became Archbishop of Hanoi in 1978, after the death of Joseph-Marie Trịnh Như Khuê. He died on May 18, 1990, after a heart attack. Successor by Paul Joseph Phạm Đình Tụng.