1983 Holidays and Events in Sri Lanka
| Additional Information | Date | Name |
|---|---|---|
| 1/14/1983, Fri | Tamil Thai Pongal | |
| 1/29/1983, Sat | Durutha Full Moon Poya Day | |
| 2/4/1983, Fri | Independence Day/National Day | |
| 2/27/1983, Sun | Nawam Full Moon Poya Day | |
| 3/12/1983, Sat | Maha Sivarathri Day | |
| 3/29/1983, Tue | Medin Full Moon Poya Day | |
| 4/1/1983, Fri | Good Friday | |
| 4/13/1983, Wed | Sinhala and Tamil New Year's Eve | |
| 4/14/1983, Thu | Sinhala and Tamil New Year's Day | |
| 4/27/1983, Wed | Bak Full Moon Poya Day | |
| 5/1/1983, Sun | May Day | |
| 5/2/1983, Mon | May Day: Additional Observance Day | |
| 5/27/1983, Fri | Vesak Full Moon Poya Day | |
| 5/28/1983, Sat | Vesak Full Moon Poya Day | |
| 6/12/1983, Sun | Ramadan Begins | |
| 6/13/1983, Mon | Ramadan Begins | |
| 6/14/1983, Tue | Ramadan Begins | |
| 6/15/1983, Wed | Ramadan Begins | |
| 6/16/1983, Thu | Ramadan Begins | |
| 6/17/1983, Fri | Ramadan Begins | |
| 6/18/1983, Sat | Ramadan Begins | |
| 6/19/1983, Sun | Ramadan Begins | |
| 6/20/1983, Mon | Ramadan Begins | |
| 6/21/1983, Tue | Ramadan Begins | |
| 6/22/1983, Wed | Ramadan Begins | |
| 6/23/1983, Thu | Ramadan Begins | |
| 6/24/1983, Fri | Ramadan Begins | |
| 6/25/1983, Sat | Poson Full Moon Poya Day | |
| 6/25/1983, Sat | Ramadan Begins | |
| 6/26/1983, Sun | Ramadan Begins | |
| 6/27/1983, Mon | Ramadan Begins | |
| 6/28/1983, Tue | Ramadan Begins | |
| 6/29/1983, Wed | Ramadan Begins | |
| 6/30/1983, Thu | Ramadan Begins | |
| 7/1/1983, Fri | Ramadan Begins | |
| 7/2/1983, Sat | Ramadan Begins | |
| 7/3/1983, Sun | Ramadan Begins | |
| 7/4/1983, Mon | Ramadan Begins | |
| 7/5/1983, Tue | Ramadan Begins | |
| 7/6/1983, Wed | Ramadan Begins | |
| 7/7/1983, Thu | Ramadan Begins | |
| 7/8/1983, Fri | Ramadan Begins | |
| 7/9/1983, Sat | Ramadan Begins | |
| 7/10/1983, Sun | Ramadan Begins | |
| 7/11/1983, Mon | Ramadan Begins | |
| 7/13/1983, Wed | Ramazan Festival Day ( Id-Ul-Fitr) | |
| 7/25/1983, Mon | Esala Full Moon Poya Day | |
| 8/23/1983, Tue | Nikini Full Moon Poya Day | |
| 9/19/1983, Mon | Hadji Festival Day/ Id-Ul-Alha | |
| 9/22/1983, Thu | Binara Full Moon Poya Day | |
| 10/22/1983, Sat | Vap Full Moon Poya Day | |
| 11/5/1983, Sat | Deepavali Festival | |
| 11/20/1983, Sun | Il Full Moon Poya Day | |
| 12/18/1983, Sun | Milad-Un-Nabi | |
| 12/20/1983, Tue | Unduvap Full Moon Poya Day/Sanga Mitta Day | |
| 12/25/1983, Sun | Christmas Day | |
| 12/26/1983, Mon | Christmas Day: Additional Observance Day |