Thanh Sơn may refer to several places in Vietnam, including:
Thanh Sơn District, a rural district of Phú Thọ province Thanh Sơn, Ninh Thuận, a ward of Phan Rang-Tháp Chàm Thanh Sơn, Uông Bí, a ward of Uông Bí in Quảng Ninh province Thanh Sơn, Bắc Giang, a township of Sơn Động District Thanh Sơn, Phú Thọ, a township and capital of Thanh Sơn District Thanh Sơn, Haiphong, a commune of Kiến Thụy District Thanh Sơn, Định Quán, a commune of Định Quán District in Đồng Nai province Thanh Sơn, Tân Phú, a commune of Tân Phú District, Đồng Nai Thanh Sơn, Hà Nam, a commune of Kim Bảng District Thanh Sơn, Hải Dương, a commune of Thanh Hà District Thanh Sơn, Lạng Sơn, a commune of Hữu Lũng District Thanh Sơn, Nghệ An, a commune of Thanh Chương District Thanh Sơn, Ba Chẽ, a commune of Ba Chẽ District in Quảng Ninh province Thanh Sơn, Như Xuân, a commune of Như Xuân District in Thanh Hóa province Thanh Sơn, Tĩnh Gia, a commune of Tĩnh Gia District in Thanh Hóa province Thanh Sơn, Trà Vinh, a commune of Trà Cú District