The Petre Baronetcy, of Cranham Hall in the County of Essex, was a title in the Baronetage of England. It was created in circa 1642 for Francis Petre. The third Baronet was a Jesuit and close adviser to King James II. The title became extinct on the death of the fifth Baronet in 1722.
The Petre Baronets were members of a junior branch of the family headed by the Baron Petre.