international
World Immunization Week
هفتهٔ جهانی ایمنسازی
When: every year on 24 April (Gregorian).
Next date: Saturday 4 Ordibehesht 1406 (24 April 2027)
Campaign week led by the World Health Organization in the last week of April (24-30 April) to promote the use of vaccines to protect people of all ages against disease.
World Immunization Week in the years ahead
| Year | Date | Weekday | Gregorian |
|---|---|---|---|
| 1404 | 4 Ordibehesht | Thursday | 24 April 2025 |
| 1405 | 4 Ordibehesht | Friday | 24 April 2026 |
| 1406 | 4 Ordibehesht | Saturday | 24 April 2027 |
| 1407 | 5 Ordibehesht | Monday | 24 April 2028 |
| 1408 | 5 Ordibehesht | Tuesday | 24 April 2029 |
| 1409 | 4 Ordibehesht | Wednesday | 24 April 2030 |
| 1410 | 4 Ordibehesht | Thursday | 24 April 2031 |