Public holidays
1721, USA, Hawaii
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, January 1, 1721 | New Year's Day |
| 2 | Saturday, February 22, 1721 | Washington's Birthday |
| 3 | Wednesday, March 26, 1721 | Prince Jonah Kuhio Kalanianaole Day |
| 4 | Friday, April 11, 1721 | Good Friday |
| 5 | Friday, May 30, 1721 | Memorial Day |
| 6 | Wednesday, June 11, 1721 | King Kamehameha I Day |
| 7 | Friday, July 4, 1721 | Independence Day |
| 8 | Friday, August 15, 1721 | Statehood Day |
| 9 | Monday, September 1, 1721 | Labor Day |
| 10 | Thursday, December 25, 1721 | Christmas |