Pahonia is the coat of arms of Lithuania.
Pahonia may also refer to:
- Pahonia, a national emblem of Belarus
- "Pahonia", a 1916 poem by Maksim Bahdanovič
- Pahonia (song), a Belarusian song based on Bahdanovič's poem
- Pahonia Detachment, a group of Belarusian opposition volunteers, which was formed to defend Ukraine against the war in Donbass
- Pahonia Regiment, a group of Belarusian opposition volunteers, which was formed to defend Ukraine against the 2022 Russian invasion