The Middlebrook Baronetcy, of Oakwell in the Parish of Birstall in the County of York, was a title in the Baronetage of the United Kingdom. It was created on 4 February 1930 for William Middlebrook, previously Member of Parliament for Leeds South. The title became extinct on the death of the second Baronet in 1971.

• Sir William Middlebrook, 1st Baronet (1851–1936)
• Sir Harold Middlebrook, 2nd Baronet (1887–1971)

• Leigh Rayment's list of baronets