Thornycroft baronets
The Thornycroft Baronetcy, of Milcomb in the County of Oxford, was a title in the Baronetage of England. It was created on 12 August 1701 for the barrister, John Thornycroft. The title became extinct on the death of the second Baronet in 1743.

Thornycroft baronets, of Milcomb (1701)
Sir John Thornycroft, 1st Baronet (1659–1725)
Sir John Thornycroft, 2nd Baronet (1691–1743)

References
John Burke, A Genealogical and Heraldic History of the Extinct and Dormant Baronetcies of England, Ireland and Scotland (Scott, Webster, and Geary, 1841), p. 524.

Extinct baronetcies in the Baronetage of England