Yên Sơn may refer to several places in Vietnam, including:
Yên Sơn district, a rural district of Tuyên Quang province Yên Sơn, Hanoi, a commune of Quốc Oai district Yên Sơn, Ninh Bình, a commune of Tam Điệp Yên Sơn, Lào Cai, a commune of Bảo Yên district Yên Sơn, Nghệ An, a commune of Đô Lương district Yên Sơn, Lạng Sơn, a commune of Hữu Lũng district Yên Sơn, Bắc Giang, a commune of Lục Nam district Yên Sơn, Phú Thọ, a commune of Thanh Sơn district Yên Sơn, Cao Bằng, a commune of Thông Nông district Yên Sơn, Sơn La, a commune of Yên Châu district