| Thomas Howard Chapman | |
| Allegiance: | British Ceylon |
| Branch: | Ceylon Defence Force |
| Rank: | Lieutenant-colonel |
| Commands: | Commander of the Ceylon Defence Force |
Lieutenant-Colonel Thomas Howard Chapman, was director of public works of Ceylon and acting commander of the Ceylon Defence Force. He was appointed on 1 January 1920 until 21 July 1920. He was succeeded by F. M. G. Rowley.[1]