He was born in Edinburgh on 7 August 1875, the son of Sir James Balfour Paul, Lord Lyon King of Arms, an important role in aristocratic Scotland, and his wife.
[1] He was educated at Edinburgh Academy from 1885 to 1892, then articled (apprenticed) to Sir Robert Rowand Anderson until 1896.
In 1898 he obtained a position in John Belcher’s office in London and studied further at the LCC School of Art.
Partly due to this military background, he joined as an officer during the First World War, serving as a major in the Royal Engineers.
He distinguished himself, being award both the Military Cross and Croix de Guerre with Gold Star.