Nguyễn Ngọc Trường Sơn

Nguyễn Ngọc Trường Sơn
CountryVietnam
Born (1990-02-23) 23 February 1990
Rach Soi, Rach Gia, Kien Giang Province, Vietnam
TitleGrandmaster (2005)
FIDE rating2600 (June 2025)
Peak rating2665 (November 2011)
Peak rankingNo. 77 (June 2015)

Nguyễn Ngọc Trường Sơn (born 23 February 1990) is a Vietnamese chess player. The second-best player in Vietnam, he is the youngest Vietnamese ever to become a Grandmaster, and one of the youngest grandmasters in the history of the game, having qualified for the title at the age of fourteen.