Very little on him on FmP or Ancestry. He does not appear to have been born George Stakes Bowden. I suspect that his mother was a single parent as below
1901 born (from Death cert)
1901 census. Difficult to be sure, but this could be his unmarried mother living with her parents at 161, Elizabeth Street, Woolwich,
1911 census Living at 13 Lewisham Hill, Lewisham
1921 Feb 28 Shot in Cork
Buried at Greenwich