Public holidays
1420, USA, Hawaii
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, January 1, 1420 | New Year's Day |
| 2 | Tuesday, February 22, 1420 | Washington's Birthday/Mardi gras day |
| 3 | Sunday, March 26, 1420 | Prince Jonah Kuhio Kalanianaole Day |
| Monday, March 27, 1420 | Seward's Day/Prince Jonah Kuhio Kalanianaole Day (observance) | |
| 4 | Friday, April 7, 1420 | Good Friday |
| 5 | Tuesday, May 30, 1420 | Memorial Day |
| 6 | Sunday, June 11, 1420 | King Kamehameha I Day |
| Monday, June 12, 1420 | King Kamehameha I Day (observance) | |
| 7 | Tuesday, July 4, 1420 | Independence Day |
| 8 | Friday, August 18, 1420 | Statehood Day |
| 9 | Monday, September 4, 1420 | Labor Day |
| 10 | Tuesday, November 7, 1420 | Election Day |
| 11 | Monday, December 25, 1420 | Christmas |