From Confederate States Navy..
JOHN DEBREE-- (Father) Born in New Jersey Appointed to Navy from Virginia. Formerly paymaster USN until June 10, 1861. Paymaster CSN Oct. 23, 1862. Chief of Bureau of Provisions and Clothing 1862-1864.
JOHN DEBREE, JR.-- (Brother) Born Virginia. Appointed from Virginia. Assistant Surgeon for War July 18, 1862. Assistant Surgeon May 1, 1863. Assistant Surgeon Provisional Navy June 2, 1964.
Surgeon Naval defenses St. Marks, Florida from 1862-1863. Naval Hospital, Richmond, Virginia in 1864.
I also came across a John DeBree who was acting purser U.S. Navy on December 15, 1817. This may or may not have been the father.