MOSTYN, John (?1709-79).

Published in The History of Parliament: the House of Commons 1715-1754, ed. R. Sedgwick, 1970
Available from Boydell and Brewer



30 Dec. 1741 - 1768

Family and Education

b. ?1709, 2nd s. of Sir Roger Mostyn, 3rd Bt., and bro. of Savage and Sir Thomas Mostyn. educ. Westminster June 1722, aged 13; Ch. Ch. Oxf. 25 June 1728, aged 18. unm.

Offices Held

Ensign 1733; capt. 16 Ft. 1736; capt.-lt. 2 Ft. Gds. 1742, capt. and lt.-col. 1743; groom of the bedchamber 1746-d.; col. army 1747; col. 7 Ft. 1751-4, 13 Drags. 1754-8; maj.-gen. 1757; col. 5 Drags. 1758-60; lt.-gen. 1759; col. 7 Drags. 1760-3, 1 Drag. Gds. 1763-d.; gov. Minorca 1768-d.; gen. 1772.


Mostyn was returned by his uncle and his cousin, the 1st and 2nd Marquesses of Rockingham. Voting with the Government, he was classed about 1749-50 by the 2nd Lord Egmont as one of the 12 ‘most obnoxious men of an inferior degree’ in the House of Commons, with the comment: ‘Jack Mostyn, very ill inclined to us and forward’.

He died 16 Feb. 1779.

Ref Volumes: 1715-1754

Author: Romney R. Sedgwick