Public holidays
1800, Brasil, Maranhão
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1800 | New Year's Day |
| 2 | Tuesday, 25 February 1800 | Carnival Tuesday |
| 3 | Friday, 11 April 1800 | Good Friday |
| 4 | Monday, 21 April 1800 | Tiradentes Day |
| 5 | Thursday, 1 May 1800 | Labour Day |
| 6 | Thursday, 12 June 1800 | Corpus Christi |
| 7 | Monday, 28 July 1800 | Maranhão's Accession to Brazilian Independence |
| 8 | Sunday, 7 September 1800 | Independence Day |
| 9 | Sunday, 12 October 1800 | Our Lady of Aparecida |
| 10 | Sunday, 2 November 1800 | All Souls' Day |
| 11 | Saturday, 15 November 1800 | Republic Proclamation Day |
| 12 | Monday, 8 December 1800 | Immaculate Conception |
| 13 | Thursday, 25 December 1800 | Christmas Day |