The grandson of Baron Andreas Falkenberg, Swedish consul to British North America, Carl Frederick Falkenberg inherited his grandfather's title of nobility. Working as a clerk in Quebec City, he joined the 8th Royal Rifles in June 1915. Commissioned in March 1916, Falkenberg was posted to the 171st Battalion four months later and sent overseas. In October, he was reassigned to the 14th Battalion but was badly wounded on 27 November 1916. After six months in an English hospital, he transferred to the Royal Flying Corps in June 1917. In March 1918, he joined 84 Squadron under Sholto Douglas, flying the S.E.5a in combat. He was wounded for the second time on 10 May 1918. Promoted to Captain on the 8 September 1918, he commanded "B" flight until the Armistice. Upon his return to to England, Falkenberg transferred to the Royal Canadian Air Force and served as a flight commander with 1 Fighter Squadron until his discharge on 18 October 1919.
Falkenberg's brother, a Second Lieutenant with 46 Squadron, was captured by the Germans near Moeuvres when his Sopwith Camel was shot down on 12 March 1918.
Distinguished Flying Cross (DFC)
Lieut. (T./Capt.) Carl Frederick Falkenberg (Quebec R.).
A bold and skilful airman, who has destroyed four enemy machines and driven down four out of control. In addition, he has performed many gallant deeds in attacking troops, transport, etc., on the ground.
Supplement to the London Gazette, 2 November 1918 (30989/12965)
Distinguished Flying Cross (DFC) Bar
Lieut. (A./Capt.) Carl Frederick Falkenberg, D.F.C. (Quebec R.). (FRANCE.)
A gallant and skilful frghter who, since he was awarded the Distinguished Flying Cross, has destroyed four enemy machines and one balloon, and has also driven down two more machines out of control, making in all fourteen enemy aircraft and one balloon to his credit. He has further rendered gallant service in attacking ground targets and reconnoitring enemy lines.
Supplement to the London Gazette, 3 December 1918 (31046/14316)