Naval Outlying Landing Field Choctaw (IATA: NFJ, ICAO: KNFJ, FAA LID: NFJ) is the United States Navy's designation for an auxiliary airfield that was originally constructed during World War II as Eglin Field (now Eglin Air Force Base) Auxiliary Field # 10.

Constructed in Santa Rosa County, the westernmost of Eglin's ten satellite fields, Auxiliary Field 10 was originally named Dillon Field for Captain Barclay H. Dillon, United States Army Air Forces, a test pilot of the Fighter Section of the 1st Proving Ground Group, Eglin Field, killed 2 October 1943 when his P-38J-5-LO Lightning, AAF Ser.

[3] It is also used for unmanned aerial vehicle (UAV) training by the U.S. Air Force.

[4] It is expected that Air Force, Navy and Marine Corps F-35 Lightning IIs assigned to the 33d Fighter Wing at Eglin Air Force Base will utilize OLF Choctaw for training.

[5] This article incorporates public domain material from the Air Force Historical Research Agency