World Optimist Day 2023
Other years
| Day of the week | Date | Name of holiday |
|---|---|---|
| Saturday | Aug 21st, 2021 | World Optimist Day 2021 |
| Sunday | Aug 21st, 2022 | World Optimist Day 2022 |
| Wednesday | Aug 21st, 2024 | World Optimist Day 2024 |
| Thursday | Aug 21st, 2025 | World Optimist Day 2025 |
| Friday | Aug 21st, 2026 | World Optimist Day 2026 |
| Saturday | Aug 21st, 2027 | World Optimist Day 2027 |
| Monday | Aug 21st, 2028 | World Optimist Day 2028 |
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
International Dog Day - August 26
International Bat Night - August 26
Glitter Day - August 26
International Gamebook Day - August 27
Go Topless Day - August 27