Peregrine Bertie, 13th Baron Willoughby de Eresby [SEP] father
Peregrine Bertie, 13th Baron Willoughby de Eresby
Peregrine Bertie, 13th Baron Willoughby de Eresby (12 October 1555 – 25 June 1601) was the son of Catherine Willoughby, 12th Baroness Willoughby de Eresby, and Richard Bertie. Bertie was Lady Willoughby de Eresby's second husband, the first being Charles Brandon, Duke of Suffolk. Peregrine Bertie's half-brothers, Henry and Charles Brandon, died as teenagers four years before his birth. His sister Susan married the Earl of Kent and then the nephew of Bess of Hardwick
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In 1577 Peregrine Bertie, 13th Baron Willoughby de Eresby, successfully courted Mary. His mother, Katherine Brandon, Duchess of Suffolk, was opposed to the match, partly because of the conduct of Mary's brother, who had accused his wife Anne of adultery in 1575; but eventually her father, Burghley, acted as a go between to obtain the permission of Queen Elizabeth I for the marriage to go ahead. Mary de Vere and Peregrine Bertie, 13th Baron Willoughby de Eresby, had one child: They were