William Douglas Caröe (1 September 1857 – 25 February 1938) was a British architect, particularly of churches.

He was educated at Ruabon Grammar School in Denbighshire, Wales, before entering Trinity College, Cambridge in 1875.

Caröe was a major figure in the Arts and Crafts Movement and described as a "master of spatial painting".

[4] The firm he founded, Caroe & Partners, still specialises in ecclesiastical architecture, especially the restoration of historic churches.

[5] Caröe was architect to numerous ecclesiastical buildings including St Davids and Durham cathedrals, and Tewkesbury and Romsey abbeys.