After 14 Oct 1257 Richard Percy 5th Baron Percy Topcliffe and Agnes Neville (age 36) were married. The difference in their ages was 51 years.

In 1284 Reginald Cobham (age 47) and Joan Devereux were married. There is some confusion here as to which Joan Devereux he married since she was born six years after the supposed marriage?. The difference in their ages was 53 years. She a great x 3 granddaughter of King John "Lackland" of England.

In 1422 Władysław II Jagiełło (age 70) and Sophia of Halshany (age 17) were married. The difference in their ages was 53 years.

After 12 Nov 1529 Robert Drury (age 75) and Anne Jerningham (age 25) were married. The difference in their ages was 50 years.

In Sep 1603 Charles Howard 1st Earl Nottingham (age 67) and Margaret Stewart 1st Countess Nottingham (age 12) were married. She by marriage Countess Nottingham. The difference in their ages was 55 years. She the daughter of James "The Bonnie Earl" Stewart 2nd Earl Moray and Elizabeth Stewart 2nd Countess Moray. She a great x 3 granddaughter of King Henry VII of England and Ireland.

On 19 Jan 1818 Count Alessandro Guiccioli (age 68) and Teresa Countess Guiccioli (age 18) were married. His third wife. The difference in their ages was 50 years.

On 07 Sep 1854 Francis L'Esrange Astley (age 44) and Florence Conyngham were married. The difference in their ages was 56 years. She the daughter of George Henry Conyngham 3rd Marquess Conyngham (age 29) and Jane St Maur Blanche Stanhope Marchioness Conyngham (age 21). She a great x 5 granddaughter of King Charles II of England Scotland and Ireland.

William de Valoignes and Loretta Quincy were married. The difference in their ages was 51 years. She the daughter of Saer Quincy 1st Earl Winchester and Margaret Beaumont Countess Winchester.

In or before Thomas Tempest of Bracewell and Elizabeth Bosvile were married. The difference in their ages was 52 years.

Bishop John Hinchliffe and Elizabeth Crew Countess Arran were married. The difference in their ages was 52 years; she, unusually, being older than him.