Other
- Anno (Agboville), town in Côte d'Ivoire
- Anno, a form of the Latin noun annum
- Anno Hegirae, in the Islamic calendar, (in the year of the Hijra), abbreviated as AH or H
- Anno Domini "In the year of (Our) Lord", abbreviated as AD, defines an epoch based on the traditionally-reckoned year of the conception or birth of Jesus of Nazareth
- Anno Mundi (AM, "in the year of the world"), refers to a Calendar era counting from the creation of the world
- Quadragesimo Anno, an encyclical by Pope Pius XI, issued 15 May 1931
Read more about this topic: Anno