Quercus gravesii (also called Chisos red oak or Grave's oak) is an uncommon North American species of oak in the red oak section Quercus section Lobatae. It is found in Mexico and the United States.

It is a deciduous tree up to 13 metres (43 feet) tall. The leaves are hairless, each with 3–5 pointed and awned lobes. The bark is black.

It is closely related to shumard oak and emory oak.

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