Public holidays
1980, South Korea
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1980 | New Year's Day |
| 2 | Friday, 15 February 1980 | Seollal / Korean New Year Holiday |
| 3 | Saturday, 16 February 1980 | Seollal / Korean New Year Holiday |
| 4 | Sunday, 17 February 1980 | Seollal / Korean New Year Holiday |
| 5 | Saturday, 1 March 1980 | Independence Movement Day |
| 6 | Monday, 5 May 1980 | Children's Day |
| 7 | Wednesday, 21 May 1980 | Buddha's Birthday |
| 8 | Friday, 6 June 1980 | Memorial Day |
| 9 | Thursday, 17 July 1980 | Constitution Day |
| 10 | Friday, 15 August 1980 | Liberation Day |
| 11 | Monday, 22 September 1980 | Chuseok / Midautumn Festival |
| 12 | Tuesday, 23 September 1980 | Chuseok / Midautumn Festival |
| 13 | Wednesday, 24 September 1980 | Chuseok / Midautumn Festival |
| 14 | Wednesday, 1 October 1980 | Armed Forces Day |
| 15 | Friday, 3 October 1980 | National Foundation Day |
| 16 | Thursday, 9 October 1980 | Hangeul Day |
| 17 | Thursday, 25 December 1980 | Christmas Day |