May 12 Holidays & Observances
4 holidays observed on May 12 in the 2026–2030 window.
Floating holidays on May 12
These observances only land on May 12 in certain years.
| Holiday | 2026 | 2027 | 2028 | 2029 | 2030 |
|---|---|---|---|---|---|
| Mother's Day (US) | — | — | — | — | May 12 · Sun |
| World Migratory Bird Day | — | — | — | May 12 · Sat | — |
View all May holidays
See every observance across May in one monthly calendar.
May calendar →May 12 — quick answers
- How many holidays fall on May 12?
- In the 2026–2030 window, 4 holidays and observance fall on May 12: Mother's Day (US), International Nurses Day, World Migratory Bird Day, National Limerick Day.
- What is celebrated on May 12?
- May 12 is home to Mother's Day (US), International Nurses Day, World Migratory Bird Day and other observances. Each one has its own page with history and a live countdown.
- Are any May 12 holidays public holidays?
- None of the observances on May 12 are US federal holidays; they are celebrated informally by people, brands and communities.