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at a by-election on 26 April 1758 replacing his late father. His family had the dominant electoral interest in
Flintshire and he was returned unopposed at general elections in 1761, 1768, 1774, 1780, 1784, 1790 and 1796. Mostyn was a Whig whose voting record became a concern to his constituents, and
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Mostyn died on 26 July 1796, "much regretted and esteemed for his many public and private virtues". He and his wife
Margaret had a son Thomas and 6 daughters. He was succeeded in the baronetcy and Parliamentary seat by Thomas, who died unmarried, causing the baronetcy to become extinct. Of his
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He married
Margaret Wynn, daughter of Rev. Hugh Wynn, DD, prebendary of Salisbury on 19 May 1766. She was heiress of her father and two uncles
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83:. He inherited a number of estates, including the seat at Mostyn, in both Wales and Cheshire. and £60,000 from his unmarried uncle,
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A Genealogical and
Heraldic History of the Extinct and Dormant Baronetcies of England, Ireland, and Scotland
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and his wife Sarah
Western, daughter and co-heiress of Robert Western of London. He was educated at
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36:(13 November 1734 – 26 July 1796) was a Welsh landowner and politician who sat in the
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of
Downing, threatened to create an opposition although nothing came of it.
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245:"MOSTYN, Sir Roger, 5th Bt. (1734-96), of Mostyn, Flints. and Gloddaeth, Caern"
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from 1772 to his death. He was a
Lieutenant-Colonel in the Flintshire Militia.
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in 1751. On the death of his father on 24 March 1758 he succeeded to the
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Alumni
Oxonienses: the Members of the University of Oxford, 1715–1886
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Members of the
Parliament of Great Britain for Welsh constituencies
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130:Sir Thomas Swymmer Mostyn-Champneys, 2nd Bt
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64:from 1745 to 1751 and matriculated at
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202:. Oxford: Parker and Co – via
138:Sir Robert Williames Vaughan, 2nd Bt
193:"Mostyn, (Sir) Roger (Bart.)"
162:John Burke, Bernard Burke (1844).
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95:Mostyn was returned unopposed as
40:for 38 years from 1758 to 1796.
363:Alumni of Christ Church, Oxford
413:Lord-lieutenants of Flintshire
247:. History of Parliament Online
134:Sir Edward Pryce Lloyd, 2nd Bt
117:Custos Rotulorum of Flintshire
50:Sir Thomas Mostyn, 4th Baronet
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128:daughters, Charlotte married
113:Lord Lieutenant of Flintshire
34:Sir Roger Mostyn, 5th Baronet
104:in 1784 his brother-in-law,
267:Parliament of Great Britain
115:from 1761 to his death and
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220:. Flintshire Record Office
44:Early life and inheritance
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168:. W. Clowes. p. 378
29:, was extended over time
136:and Anna-Maria married
297:Sir Thomas Mostyn, Bt.
276:Sir Thomas Mostyn, Bt.
48:Mostyn was the son of
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16:Politician (1734–1796)
408:British MPs 1790–1796
403:British MPs 1784–1790
398:British MPs 1780–1784
393:British MPs 1774–1780
388:British MPs 1768–1774
383:British MPs 1761–1768
378:British MPs 1754–1761
305:Baronetage of England
123:Later life and legacy
66:Christ Church, Oxford
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283:Member of Parliament
132:, Elizabeth married
97:Member of Parliament
81:Evan Lloyd Vaughan
62:Westminster School
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335:Sir Thomas Mostyn
332:Succeeded by
314:Sir Thomas Mostyn
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111:Mostyn served as
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249:. Retrieved
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218:"Mostyn MSS"
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77:Robert Wynne
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358:1796 deaths
353:1734 births
325:(of Mostyn)
172:18 November
54:Mostyn Hall
27:Mostyn Hall
347:Categories
329:1758–1796
291:1758–1796
287:Flintshire
204:Wikisource
144:References
101:Flintshire
58:Flintshire
25:Sketch of
70:baronetcy
251:26 March
224:26 March
321:Baronet
285:for
253:2016
226:2016
174:2017
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79:and
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