日期：The first Monday in May
开始：。
这个节日在各国庆祝 (+1):
爱尔兰.May Day在其他年份
| 开始日期 | |
|---|---|
| May Day 2017 | |
| May Day 2018 | |
| May Day 2019 | |
| May Day 2020 | |
| May Day 2021 | |
| May Day 2022 |
日期：The first Monday in May
开始：。
| 开始日期 | |
|---|---|
| May Day 2017 | |
| May Day 2018 | |
| May Day 2019 | |
| May Day 2020 | |
| May Day 2021 | |
| May Day 2022 |