ANN may refer to:
Media:

• All Night Nippon, Japan
• All-Nippon News Network, Japan
• Arab News Network, exile Syrian
• Asia News Network, Asia
• Anime News Network, online

Ann is a variant of Anne a female given name

Ånn is a village in Åre Municipality, Jämtland, Sweden. Located about from the Norwegian border, both the Middle Line and European Route E14 pass through the village. In 2005, Ånn had 70 residents.

Justus Liebig's Annalen der Chemie (often cited as just Liebigs Annalen) was one of the oldest and historically most important journals in the field of organic chemistry worldwide. It was established in 1832 and edited by Justus von Liebig with Friedrich Wöhler until Liebig's death in 1873.