Sometime before 1910, Bion Barnett and Carolina L'Engle Barnett were divorced. In 1910, he married Mrs. Anna Hardy Bell Daniel, the daughter of Dr. Alexander Taylor Bell of Baltimore, Maryland. Anna was born in Norfolk, Virginia on 6 May 1867. Bion and Anna made their home in North Berwick, Scotland, where they renovated a property known as Gribdae. Between 1910 and 1937 when Anna died, Bion Barnett made 29 transatlantic crossings and Anna made 19. Applications for passport renewals were usually made at the United States Consulate in Scotland. At the time of her death, Anna Barnett was living in Monte Carlo, Monaco in a villa named La Biondella. Her obituary in the Jacksonville, Florida Times-Union stated that her husband was with her at the time of her death. Anna Barnett had two daughters with her first husband, Richard Bowen Daniel from whom she was divorced in 1906-1907. Richard Daniel was the son of Dr. Richard Potts Daniel and Isabel Mary Fernandez.