| Day | Date | Holiday Name | Country |
|---|---|---|---|
| Sunday | May 22, 2022 | National Maritime Day | United States |
| Monday | May 23, 2022 | National Patriots' Day | Canada |
| Wednesday | May 25, 2022 | National Day/may 1810 Revolution | Argentina |
| Wednesday | May 25, 2022 | National Missing Children's Day | United States |
| Thursday | May 26, 2022 | National Sorry Day | Australia |