Quercus petelotii is the accepted name of an endemic oak tree species in the beech family Fagaceae; there are no known sub-species. It is placed in subgenus Cerris, section Cyclobalanopsis.

The species appears to be endemic to Vietnam, where it may be called sồi Petelot. The tree grows up to 20 m and has 20 mm acorns, produced from velvety cupules.

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