- List of things that have international days https://www.un.org/en/observances/list-days-weeks:
- Steelpans
- Philosophy
- Poetry
- Tourism resilience
- Friendship
- The moon
- The Fight against Illegal, Unreported and Unregulated Fishing
- No-Tobacco
- Bicycles (not *that* bicycle day!)
- Migratory birds
- Jazz
- Chagas disease
- Support of Victims of Torture
- Parliamentarism
- Kiswahili