January 15 Holidays & Observances
2 holidays observed on January 15 in the 2026–2030 window.
Floating holidays on January 15
These observances only land on January 15 in certain years.
| Holiday | 2026 | 2027 | 2028 | 2029 | 2030 |
|---|---|---|---|---|---|
| Martin Luther King Jr. Day | — | — | — | Jan 15 · Mon | — |
View all January holidays
See every observance across January in one monthly calendar.
January calendar →January 15 — quick answers
- How many holidays fall on January 15?
- In the 2026–2030 window, 2 holidays and observance fall on January 15: Martin Luther King Jr. Day, National Hat Day.
- What is celebrated on January 15?
- January 15 is home to Martin Luther King Jr. Day, National Hat Day. Each one has its own page with history and a live countdown.
- Are any January 15 holidays public holidays?
- Yes — Martin Luther King Jr. Day is observed as a US federal holiday.