World Optimist Day 2025
Other years
| Day of the week | Date | Name of holiday |
|---|---|---|
| Monday | Aug 21st, 2023 | World Optimist Day 2023 |
| Wednesday | Aug 21st, 2024 | World Optimist Day 2024 |
| Friday | Aug 21st, 2026 | World Optimist Day 2026 |
| Saturday | Aug 21st, 2027 | World Optimist Day 2027 |
| Monday | Aug 21st, 2028 | World Optimist Day 2028 |
| Tuesday | Aug 21st, 2029 | World Optimist Day 2029 |
| Wednesday | Aug 21st, 2030 | World Optimist Day 2030 |
Holidays in the same day in USA
Holidays in next days
- World Plant Milk Day - August 22
- Clairvoyant's Day - August 22
- International Day Commemorating the Victims of Acts of Violence Based on Religion and Belief - August 22
- International Day for the Remembrance of the Slave Trade and Its Abolition - August 23
- Pluto Demoted Day - August 24
- Instant Soup Day - August 25
- National Dog Day - August 26
- Glitter Day - August 26
- Women’s Equality Day - August 26
- International Gamebook Day - August 27
- Lyndon Baines Johnson Day - August 27