Wikipedia
Guillou
Guillou is a surname of Breton origin. It may refer to any the following people:
Guillou derives from the Breton name Gwilhoù which is an hypocorism of the name Gwilherm which is known as William in English.
- Charles Guillou (1813–1899), American naval surgeon
- Fernand Guillou (1926–2009), French basketball player
- Jan Guillou (born 1944), Swedish writer and journalist
- Jean Guillou (born 1930), French composer, organist, pianist, and pedagogue
- Jean-Marc Guillou (born 1945), French footballer and football manager
- Patrick Guillou (born 1970), French football defender