De Roo is a Dutch surname meaning "the red (haired) one" (de rode in modern Dutch).[1] It is often concatenated to DeRoo in French and West Flanders.[2]
People with this surname include:
- De Roo
- Alain De Roo (born 1955), Belgian racing cyclist
- Alexander de Roo [nl; pl; ro] (born 1955), Dutch politician
- Benjamin de Roo (1940–2016), Dutch-born Australian gymnast
- Carolus Josephus de Roo [fr; nl] (1793-1880), Belgian nobility, politician, and magistrate
- Jo de Roo (born 1937), Dutch road racing cyclist
- Joseph De Roo (1932-2001), Belgian translator of Japanese
- Peter de Roo (born 1970), Dutch footballer
- Remi De Roo (1924–2022), Canadian Roman Catholic bishop
- Sara De Roo [fr; nl; tr] (born 1970), Belgian actress
- DeRoo