Viau (disambiguation)
Viau may refer to:
- Viau, a provincial electoral district in Quebec
 - Viau (Montreal Metro), a station on the Montreal Metro (subway)
 
People
- Caroline Viau Canadian para-alpine skier
 - Fernand Viau, member of the Canadian House of Commons
 - George Viau, French dentist and art collector
 - Jacques Viau, Montreal lawyer
 - Lee Viau, baseball player
 - Roberto Viau, Argentinian basketball player
 - Susana Viau (1944–2013), Argentinian journalist
 - Théophile de Viau, French baroque poet and dramatist
 
See also
- Pont Viau, a bridge in Quebec
 - Pont-Viau, Quebec, a district of the city of Laval, Quebec