Saint Arnaud, the French for Saint Arnold, is the name of the following places (all named after Armand-Jacques Leroy de Saint-Arnaud French Minister of War until the Crimean War):
In Algeria
edit- Saint Arnaud, former name of El Eulma, Algeria
In Australia
edit- St Arnaud, Victoria
- St Arnaud Box-Ironbark Region, Victoria
- St Arnaud Range National Park, former name of Kara Kara National Park, Victoria
In New Zealand
edit- Saint Arnaud, New Zealand, in the Tasman District
- Saint Arnaud Range, Tasman District, New Zealand