1909 Holidays and Events in Puerto Rico, Puerto Rico (USA Territory)
| Additional Information | Date | Name |
|---|---|---|
| 1/1/1909, Fri | New Year's Day | |
| 1/6/1909, Wed | Epiphany | |
| 1/11/1909, Mon | Hostos' Birthday | |
| 1/18/1909, Mon | Martin Luther King, Jr.'s Birthday | |
| 2/15/1909, Mon | President's Day | |
| 3/22/1909, Mon | Emancipation Day | |
| 4/4/1909, Sun | Palm Sunday | |
| 4/9/1909, Fri | Good Friday | |
| 4/11/1909, Sun | Easter | |
| 4/19/1909, Mon | De Diego's Birthday | |
| 5/9/1909, Sun | Mother's Day | |
| 5/31/1909, Mon | Memorial Day | |
| 6/20/1909, Sun | Father's Day | |
| 7/4/1909, Sun | Independence Day | |
| 7/25/1909, Sun | Constitution Day | |
| 7/27/1909, Tue | Barbosa's Birthday | |
| 9/6/1909, Mon | Labor Day / Santiago Iglesias Pantin's Birthday | |
| 10/12/1909, Tue | Columbus Day | |
| 11/11/1909, Thu | Veteran's Day | |
| 11/19/1909, Fri | Discovery of Puerto Rico | |
| 11/25/1909, Thu | Thanksgiving Day | |
| 11/26/1909, Fri | Thanksgiving Holiday | |
| 12/24/1909, Fri | Christmas Eve | |
| 12/25/1909, Sat | Christmas Day | |
| 12/31/1909, Fri | New Year's Eve |