Beatrice Fairbanks Cayzer is the daughter of the US Ambassador at large, most notable for having negotiated the peace treaty for the Peruvian Ecuadorian War, and at the request of Secretary of War Woodring, which furthered the decision to keep Puerto Rico in the US Commonwealth.
She has three daughters, Mary, Jeannie and Claudia.
Moreover, Beatrice is married to Major Stanley Cayzer, a director in his family‛s shipping companies, including The Union Castle Line, Clan Li.