Douglas St. Clive Budd Jansze (16 February 1909) was a Ceylonese lawyer.
In 1949 he was appointed Senior Crown Counsel, having served in an acting capacity.
[2] He was appointed Solicitor General of Ceylon in 1955 succeeding T. S. Fernando and served until 1957.
He was appointed on 1 April 1957, succeeding Edward Fredrick Noel Gratiaen, and held the office until 1966.
[3] He was appointed an Officer in the Order of the British Empire in the 1955 Birthday Honours.