| Date | Weekday | Event | Country | Type |
|---|---|---|---|---|
| 21 Jun | Friday | Father's Day | Not public | |
| 21 Jun | Friday | Midsummer Eve | Public | |
| 21 Jun | Friday | Andean New Year's Day | Bolivia More... | Public |
| 21 Jun | Friday | National Aboriginal Day | Canada More... | Not public |
| 21 Jun | Friday | Music Festival | Democratic Republic of the Congo More... | Not public |
| 21 Jun | Friday | Indigenous People's Day | Chile More... | Public |
| 21 Jun | Friday | Ullortuneq | Greenland More... | Public |
| 21 Jun | Friday | June Solstice | Not public | |
| 21 Jun | Friday | Poson Poya | Sri Lanka More... | Public |
| 21 Jun | Friday | Kupala Night | Poland More... | Not public |
| 21 Jun | Friday | Sixth Day of the Feast of the Sacrifice | Saudi Arabia More... | Not public |
| 21 Jun | Friday | Martyrs' Day | Togo More... | Public |