Career
He served in the Royal Navy and, in the period following the First World War, took part in the demilitarization of Heligoland. He held the seat for nearly 20 years until his resignation in 1947 by the procedural device of accepting the Stewardship of the Chiltern Hundreds. He was made a Baronet in 1937, of Burford in the county of Oxfordshire.
They had two sons, Sir Archibald Richard Charles Southby, 2nd Bt, and Lieutenant-Cdr.
Patrick Southby (born 1913).