| 1/1/1977, Sat | New Year's Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 2/21/1977, Mon | Carnival |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 2/22/1977, Tue | Carnival |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 3/24/1977, Thu | National Day of Memory for Truth and Justice |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- New holiday to celebrate the end of human rights violations in Argentina.
|
| 3/25/1977, Fri | National Day of Memory for Truth and Justice: Additional Observance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- New holiday to celebrate the end of human rights violations in Argentina.
|
| 4/2/1977, Sat | Passover - 1st 2 days |
- Religion
- Jewish
- Disrespectful to Hold an Event
- –
- Note
- Holiday only for Jewish population
|
| 4/2/1977, Sat | Malvinas Islands Memorial |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- Holiday Rule Applies.
|
| 4/3/1977, Sun | Palm Sunday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/3/1977, Sun | Passover - 1st 2 days |
- Religion
- Jewish
- Disrespectful to Hold an Event
- –
- Note
- Holiday only for Jewish population
|
| 4/8/1977, Fri | Good Friday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/8/1977, Fri | Passover - Last 2 days |
- Religion
- Jewish
- Disrespectful to Hold an Event
- –
- Note
- Holiday only for Jewish population
|
| 4/9/1977, Sat | Passover - Last 2 days |
- Religion
- Jewish
- Disrespectful to Hold an Event
- –
- Note
- Holiday only for Jewish population
|
| 4/10/1977, Sun | Easter |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 5/1/1977, Sun | Labor Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 5/25/1977, Wed | Anniversary of Revolution |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 6/20/1977, Mon | National Flag Day/General Manual Belgrano's Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- LRB8 Original holiday was on 6/20.
|
| 7/9/1977, Sat | Independence Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 8/15/1977, Mon | General San Martin's Day Obs |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- Holiday Rule Applies.
|
| 9/13/1977, Tue | Rosh Hashanah Begins |
- Religion
- Jewish
- Disrespectful to Hold an Event
- –
- Note
- Holiday only for Jewish population
|
| 9/14/1977, Wed | Rosh Hashanah Begins |
- Religion
- Jewish
- Disrespectful to Hold an Event
- –
- Note
- Holiday only for Jewish population
|
| 9/22/1977, Thu | Yom Kippur |
- Religion
- Jewish
- Disrespectful to Hold an Event
- –
- Note
- Holiday only for Jewish population
|
| 10/10/1977, Mon | Day of Respect for Cultural Diversity Obs: Actual Observance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- Holiday Rule Applies.
|
| 11/21/1977, Mon | Day of National Sovereignty Obs: Actual Observance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- Holiday Rule Applies.
|
| 12/8/1977, Thu | Immaculate Conception |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/9/1977, Fri | Immaculate Conception: Additional Observance Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/24/1977, Sat | Christmas Eve |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/25/1977, Sun | Christmas Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/31/1977, Sat | New Year's Eve |
- Religion
- –
- Disrespectful to Hold an Event
- –
|