The first DFC, DFM, AFC and AFM recipients were announced in the LONDON GAZETTE dated 3 June 1918. The DFC recipients include:
Lieutenant (Temporary Captain) Robert Alexander Birkbeck
(Source: The Aerodrome Forum)
The site also gives the following synopsis f his flight to Ace status:
Victories: (Date his aircraft and enemy aircraft downed and location)
1 22 Jul 1917 1900 1 Nieuport (B1582) Albatros D.V (OOC) Menin
2 10 Aug 1917 1430 1 Nieuport (B1582) Albatros D.V (OOC) Quesnoy
3 16 Aug 1917 0930 1 Nieuport (B1582) Albatros D.V (OOC) Passchendaele
4 01 Oct 1917 1110 1 Nieuport (B6753) DFW C (OOC) 1 Houthoulst
5 09 Oct 1917 1515 1 Nieuport (B6753) Albatros D.V (DESF) S of Polygon Wood
6 09 Oct 1917 1515 1 Nieuport (B6753) Albatros D.V (OOC) S of Polygon Wood
7 12 Oct 1917 1145 1 Nieuport (B6753) C (DES) Comines
8 21 Oct 1917 1145 1 Nieuport (B6753) DFW C (OOC) Nieppe
9 31 Oct 1917 1030 1 Nieuport (B6753) DFW C (DES) S of Houthem
10 09 Nov 1917 1600 1 Nieuport (B6826) DFW C (OOC) SE of Houthoulst Wood
Unfortunately, no other historical information is included...