5. John Willoughby, 3rd Baron Willoughby of Eresby was born before 6 Jan 1328-1329 in Eresby Manor, Lincolnshire, England; died on 29 Mar 1372; was buried in Spilsby, Lincolnshire, England.
4.
Joan Willoughby (2.Robert2, 1.William1) died on 16 Jul 1350; was buried in Newminster Abbey, Northumberland, England.
7. Robert Willoughby, 4th Baron Willoughby of Eresby was born between 1343 and 1349 in probably Eresby, Lincolnshire, England; died on 9 Aug 1396 in Eresby, Lincolnshire, England; was buried in Spilsby, Lincolnshire, England.