Duncan was born at Wellington.
He married Mary Lowes (born at Ashhurst in 1873) in 1895.
They had two sons. Both sons married sisters.
Duncan & Mary also feature in the profile of Thomas & Maria Lowes LP0021.
Duncan was a farmer at Bainesse & Kiwitea before moving to Whangarei around 1900.
From 1903 to 1915 they owned Railway Block 2 Lots 6 & 8 in Levin.