The Martin Baronetcy, of Long Melford in the County of Sussex, was created in the Baronetage of England on 28 March 1667 for Roger Martin. The title became extinct on the death of the fifth Baronet in 1854.
The Martin Baronetcy, of Lockynge in the County of Berkshire, was created in the Baronetage of Great Britain on 28 July 1791 for Henry Martin, Member of Parliament for Southampton. The title became extinct on the death of the fifth Baronet in 1910.
The Martin Baronetcy, of Cappagh in the County of Dublin, was created in the Baronetage of the United Kingdom on 2 June 1885 for the Anglo-Irish Richard Martin, high sheriff of Dublin. The title became extinct on his death in 1901.
The Martin Baronetcy, of Overbury Court in the Parish of Overbury and County of Worcester, was created in the Baronetage of the United Kingdom on 12 December 1905 for the banker and politician Richard Martin. The title became extinct on his death in 1916.