Born in London in 1862,[2] Martineau was educated at Harrow School and played for the cricket team there in 1880 and 1881.
[3] He was a student at Trinity College, Cambridge, graduating BA in 1884.
[4] He became a solicitor and was elected president of the Law Society in 1931-32 and knighted in the 1933 New Year Honours.
He died in Sunningdale in 1944,[2] survived by his son Hubert, who also played first-class cricket.
[7] Two cousins, Alfred and Lionel also played first-class cricket.