John Duncan Matthews CVO (19 September 1921 — 22 January 2009) was an English-born Scottish first-class cricketer and physician.

He was educated at Shrewsbury School, before matriculating to Magdalen College, Cambridge to study medicine.

[2] From Cambridge he transferred to the University of Edinburgh to undertake his clinical studies, graduating with his MB ChB in 1945.

[1] Shortly after his graduation, he joined the Royal Army Medical Corps (RAMC) as a lieutenant in May 1946.

[1] In Edinburgh he joined the Grange Cricket Club and was selected to play for Scotland on their tour of England in 1951, making his debut in first-class cricket against Warwickshire at Edgbaston, before making a second first-class appearance in the same season against a touring Northamptonshire team at Edinburgh.