[1] Hong Son was born in a working family in Quỳnh Lưu, Nghe An.

Two years later, along with Phan Thanh Hoan, Chu Ngoc Canh, Nguyen Cong Manh Duong, he won the U16 National Championship.

In 2007, his Song Lam Nghe An contract expired, and he joined the Hà Nội T&T.

Throughout his career, he was regarded to be the most prominent goalkeeper of Vietnamese national team since rejoining global football at the 1990s.

In 2020 he becomes the head coach for newly formed Phú Thọ Football Club.