- Born 23-08-1920 in Woolwich, Londen.
- Deceased 13-05-1943 in Rossum – 22 years.
- Parents William and Violet Marguerite Grey nee Sacre from Blackheath, Londen, England.
Duncan grew up in Charlton near Woolwich. His father was an Englishman born in India. He was a superintendent at Royal Arsenal, a military ground at Woolwich.
Based on his servicenumber he joined the RAF base Cardington in April 1940. From March 1943 he was part of the 106e squadron at Syerston.
Buried: R.K. Begraafplaats in Rossum.
Awarded with the War Medal, the 1939-1945 Star and the Europe Star