New Year's Day
Maundy Thursday
Good Friday
Labour Day
May Revolution Day
Flag Day
Independence Day
General José de San Martín Memorial Day
Day of Respect for Cultural Diversity
Immaculate Conception
Christmas Day
  January
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 ‹ 1550
1551
1552 › 
# Date Public holiday
1Monday, 1 January 1551 New Year's Day
2Thursday, 29 March 1551 Maundy Thursday
3Friday, 30 March 1551 Good Friday
4Tuesday, 1 May 1551 Labour Day
5Friday, 25 May 1551 May Revolution Day
6Monday, 18 June 1551 Flag Day
7Monday, 9 July 1551 Independence Day
8Monday, 20 August 1551 General José de San Martín Memorial Day
9Monday, 15 October 1551 Day of Respect for Cultural Diversity
10Saturday, 8 December 1551 Immaculate Conception
11Tuesday, 25 December 1551 Christmas Day