From the “World days” package Mother's Day (Western) The second Sunday of May, Mother's Day in the United States and many other countries Historical confidence: Attested In nearby years 1403 Sunday 23 Ordibehesht 1403 12 May 2024 1404 Sunday 21 Ordibehesht 1404 11 May 2025 1405 Sunday 20 Ordibehesht 1405 10 May 2026 1406 Sunday 19 Ordibehesht 1406 9 May 2027 1407 Sunday 25 Ordibehesht 1407 14 May 2028 Other occasions in this package New Year's DayValentine's DayInternational Women's DayPi DayEarth HourApril Fools' DayWorld Health DayEarth Day