Montaigu
- Château de Montaigut
- Collège de Montaigu
- Counts of Montaigu
- Montagu (disambiguation)
- Montague (disambiguation)
- Montaigu, Aisne
- Montaigu, Jura
- Montaigu, Vendée
- Montaigu-Vendée
- Montaigu-de-Quercy
- Montaigu-la-Brisette
- Montaigu-le-Blin
- Montaigu-les-Bois
- Montaigut, Puy-de-Dôme
- Montaigut-le-Blanc, Creuse
- Montaigut-le-Blanc, Puy-de-Dôme
- Montaigut-sur-Save
- Scherpenheuvel-Zichem
- Sofia Achaval de Montaigu
- Thibault de Montaigu