Sarah Otway-Cave, 3rd Baroness Braye (2 July 1768 – 21 February 1862) was an English noblewoman. The title of Baron Braye, originally created in 1529 for her ancestor Edmund Braye, 1st Baron Braye and abeyant since the death of the second baron in 1557, was called out of abeyance in her favor in 1839.