| Agriculture and Labor Day | Haiti |
| Constitution & Independence Day | Marshall Islands |
| Constitution Day | Latvia |
| Día del Trabajo (Labor Day) | Mexico |
| Fete du Travail | Djibouti |
| International Labor Day | Vietnam |
| Kazakhstan People's Unity Day | Kazakhstan |
| Labor Day | |
| Labor Day / Spring Day | Estonia |
| Labor Day of May Day | Poland |
| Labour Day | |
| Law Day | United States of America |
| Lei Day | United States of America |
| Loyalty Day | United States of America |
| May Day | |
| Mid Year Day (Banks only) | Thailand |
| Save the Rhino Day | United States of America |
| Svatek prace (May Day) | Czech Republic |
| Tag der Arbeit (Labor Day) | Switzerland |
| Virgen de Chapi | Peru |
| Worker's Day | |
| Working Day | Mali |
| Youth & Sports Day | Cyprus (Turkish
Republic of Northern Cyprus) |
