Peregrine Bertie, 13th Baron Willoughby de Eresby English Baron (1555-1601) (1555–1601) Parents Catherine Willoughby, 12th Baroness Willoughby de Eresby Richard Bertie Children Robert Bertie, 1st Earl of Lindsey Siblings Henry Brandon, 2nd Duke of Suffolk Susan Bertie, Countess of Kent Charles Brandon, 3rd Duke of Suffolk Partners Mary de Vere
