Quercus braianensis is a tree species in the beech family Fagaceae. There are no known subspecies. It is placed in subgenus Cerris, section Cyclobalanopsis.
The species appears to be endemic to Central Vietnam, where it may be called sồi Braian. The tree grows up to 28 m tall,Phạm Hoàng Hộ (2003) Cây Cỏ Việt Nam: an Illustrated Flora of Vietnam vol. II publ. Nhà Xuẩt Bản Trẻ, HCMC, VN at elevations from 900 to 2000 m.
References A.Camus, 1935 In: Chênes, Atlas 2: 120 WCSP: World Checklist of Selected Plant Families