Born at Ixelles, 05 April 1920. Was a pupil at the Flying School of the Aé Mil when War broke out. Transferred to France and Morocco, he escaped to Great Britain, where he arrived on 5 August 1940. He was sent to Training Command to complete his training. P/O Seydel was posted in from 58 OTU to 131 Sqn for flying duties on 26 November 1941. He joined the newly formed 350 (Belgian) Squadron on 17 November 1941. Transferred to 349 Squadron in July 1943, he returned to 350 Squadron in November 1944 and finally rejoined 349 Squadron with whom he finished the War. A DFC was awarded for his actions on 4 December 1945. After war he joined Colonial Service (1946-1947) that he left for the English  Electric Co in 1949. He became British citizen on February 1951. He died on 10 January 1991.

(source: Guy De Win)