Before 14 Jul 1323 Ralph Greystoke 1st Baron Greystoke (age 23) and [his mother] Alice Audley Baroness Greystoke and Neville (age 19) were married. She by marriage Baroness Greystoke. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

On 14 Jan 1326 [his father] Ralph Neville 2nd Baron Neville of Raby (age 35) and [his mother] Alice Audley Baroness Greystoke and Neville (age 22) were married. She by marriage Baroness Neville Raby. She a great x 3 granddaughter of King Henry "Curtmantle" II of England.

After 20 Jan 1340 Robert Umfraville and [his future sister-in-law] Margaret Percy Baroness Ferrers Groby (age 10) were married. He the son of Gilbert Umfraville 9th Earl Angus (age 30) and Joan Willoughby Countess Angus. They were half fourth cousins. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

Before 10 Nov 1341 [his future brother-in-law] Henry Percy 11th and 3rd Baron Percy (age 20) and Mary Plantagenet Baroness Percy (age 21) were married. She by marriage Baroness Percy of Alnwick. She the daughter of Henry Plantagenet 3rd Earl of Leicester 3rd Earl Lancaster (age 60) and Maud Chaworth. They were half third cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great granddaughter of King Henry III of England.

Before 1362 John Neville 3rd Baron Neville of Raby (age 25) and Maud Percy Baroness Neville Raby were married. He a great x 4 grandson of King Henry "Curtmantle" II of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

After 1362 [his brother-in-law] Henry Percy 11th and 3rd Baron Percy (age 41) and Joan Orreby Baroness Percy (age 13) were married. She by marriage Baroness Percy of Alnwick. The difference in their ages was 28 years. He a great x 5 grandson of King Henry "Curtmantle" II of England.

Before 25 May 1368 William Ferrers 3rd Baron Ferrers of Groby (age 35) and [his sister-in-law] Margaret Percy Baroness Ferrers Groby (age 38) were married. She by marriage Baroness Ferrers of Groby. They were third cousins. He a great x 2 grandson of King Edward "Longshanks" I of England. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

Before 09 Oct 1381 John Neville 3rd Baron Neville of Raby (age 44) and Elizabeth Latimer 5th Baroness Latimer, Baroness Neville and Willoughby (age 24) were married. She by marriage Baroness Neville Raby. The difference in their ages was 20 years. He a great x 4 grandson of King Henry "Curtmantle" II of England.

Before 15 Oct 1381 [his son-in-law] William Deincourt 2nd Baron Deincourt (age 23) and [his daughter] Alice Neville Baroness Deincourt (age 23) were married. She by marriage Baroness Deincourt. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

In or before 1383 [his son] Ralph Neville 1st Earl of Westmoreland (age 19) and [his daughter-in-law] Margaret Stafford Baroness Neville Raby (age 18) were married. She the daughter of Hugh Stafford 2nd Earl Stafford (age 46) and Philippa Beauchamp Countess Stafford (age 48). They were second cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Edward "Longshanks" I of England.

Before 02 Feb 1383 [his son-in-law] Ralph Lumley 1st Baron Lumley (age 23) and [his daughter] Eleanor Neville Baroness Lumley were married. She by marriage Baroness Lumley. She a great x 5 granddaughter of King Henry "Curtmantle" II of England.

In or before 1384 [his son] Thomas Neville Baron Furnivall (age 22) and [his daughter-in-law] Joan Furnival 5th Baroness Furnivall (age 8) were married. He by marriage Baron Furnivall. He a great x 5 grandson of King Henry "Curtmantle" II of England.

After 17 Oct 1388 Robert Willoughby 4th Baron Willoughby (age 39) and [his former wife] Elizabeth Latimer 5th Baroness Latimer, Baroness Neville and Willoughby (age 31) were married. She by marriage Baroness Willoughby de Eresby.