October 2026 in International
6 holidays / observances this month. Notable dates include International Day of Older Persons, World Teachers' Day, World Mental Health Day, and more. See the full 2026 calendar or holidays list.
Calendar
October 2026 — International
Full October 2026 calendar for International. Tap a marked day for holiday details.
Public / federal holidayObservanceInternational dayToday
October 2026
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Holidays in October
6 dates
International Day of Older Persons
Thu, Oct 1 · International
World Teachers' Day
Mon, Oct 5 · International
World Mental Health Day
Sat, Oct 10 · International
World Food Day
Fri, Oct 16 · International
United Nations Day
Sat, Oct 24 · International
Halloween
Sat, Oct 31 · International