Background
He was born in Rutherglen near Glasgow on 11 February 1877, the son of John Fleming Writer to the Signet and his wife, Isabella Wark Pinkerton.
He was born in Rutherglen near Glasgow on 11 February 1877, the son of John Fleming Writer to the Signet and his wife, Isabella Wark Pinkerton.
He was educated at Glasgow High School, the University of Edinburgh and University of Glasgow, and graduated Master of Arts in 1895, Bachelor of Laws in 1896.
He was called to the Scottish Bar in 1902. He took silk in October 1921. He was appointed to the Court of Session bench on 19 December 1925, with the judicial title Lord Fleming.
He replaced Lord Cullen, who had retired.
He was appointed an Honorary Bencher of Middle Temple in 1940.
34th United Kingdom Parliament]
He served as Solicitor General for Scotland from 1922–1923 and from 1924–1926, and was Unionist Member of Parliament for Dunbartonshire from 1924 to 1926.