The Massey Baronetcy, of Donass in the County of Clare, was a title in the Baronetage of Ireland. It was created on 9 March 1782 for Hugh Massey, who represented County Clare in the Irish House of Commons. The second Baronet represented this constituency in both the Irish and British House of Commons. The title became extinct on the death of the third Baronet in 1870.
The first Baronet was the son of the Very Reverend Charles Massy, Dean of Limerick, brother of Colonel Hugh Massy, father of Hugh Massy, 1st Baron Massy, and Eyre Massey, 1st Baron Clarina.