Viscount Margesson, of Rugby in the County of Warwick, is a title in the Peerage of the United Kingdom.^[1] It was created on 27 April 1942 for the Conservative politician David Margesson. As of 2015^[update] the title is held by his grandson, the third Viscount, who succeeded in 2014.

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• (Henry) David Reginald Margesson, 1st Viscount Margesson (1890–1965)
• Francis Vere Hampden Margesson, 2nd Viscount Margesson (1922–2014)
• Richard Francis David Margesson, 3rd Viscount Margesson (b. 1960)

There is no heir to the viscountcy.

Coat of arms of Viscount Margesson

Crest Upon a coronet composed of four roses set upon a rim Or a lion passant guardant Sable collared Gold and charged with a rose Argent barbed and seeded Proper. Escutcheon Sable a lion passant guardant Argent a chief engrailed Or thereon between two pallets Azure a pale of the last charged with an ostrich feather erect of the second. Supporters On either side a falcon wings elevated Argent armed and belled Or and charged with a portcullis chained Sable. Motto Loyaute Me Lie [2]