September 21, 2026

This page shows all events for Monday, the 21st of September, 2026. The day is the 264th day in 2026 and in the 39th calendar week.

General events on September 21, 2026

• Day of Peace
• Miniature Golf Day
• Respect for the Aged Day
• Spring Day in Argentina
• World Gratitude Day

Religious events on September 21, 2026

• Yom Kippur