DeCourcy
DeCourcy, DeCourcey, De Courcy, or De Courcey is a surname. People with the surname include:
;DeCourcy/De Courcy
- Affreca de Courcy, noblewoman from the Kingdom of the Isles
- Alfred De Courcy, Birmingham whistle maker
- Anya De Courcy, Trinidadian footballer
- Bob DeCourcy, Canadian professional ice hockey goaltender
- Brigie de Courcy, Irish television producer
- Charles DeCourcy, justice of the Massachusetts Supreme Judicial Court
- Frédéric de Courcy, French dramatist, poet and chansonnier
- Henri Roussel de Courcy, French divisional general
- Jim de Courcy, Australian cricketer
- John de Courcy, Anglo-Norman knight who arrived in Ireland in 1176
- William de Courcy, various people
- Jamie de Courcey, English actor
- Matt DeCourcey, Canadian Liberal politician
- Roger De Courcey, British ventriloquist and artists' agent