World Sleep Day
World Sleep Society
Date and recurrence
Friday before the March equinox
The date is source-dependent or variable. A target-year source is required before assigning it to a calendar.
Scope and status
The verified scope stored for this record is Organizer-backed international observance. The site preserves that boundary and does not infer broader government, global or public-holiday status from the observance name alone.
Topic and context
What this page does not assume
- Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
- Do not treat the title alone as proof of government recognition or public-holiday status.
- Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
- Refresh the target year before publishing a new date when the record is not safely portable.
- Health Information Not Medical Advice.
Sources
- World Sleep Day — Toolkit and historyOrganizer Authoritative Page
Frequently asked questions
When is World Sleep Day?
Friday before the March equinox The stored recurrence guidance is: Resolve the target-year/local date from an authoritative source; stored evidence: Friday before the March equinox.
Does World Sleep Day fall on the same date every year?
It is not safely predictable from a fixed rule; the target year needs a current source.
Is World Sleep Day an official public holiday?
The authority record verifies it within this scope: Organizer-backed international observance. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.
Who established or recognizes World Sleep Day?
The stored designation basis is: World Sleep Society. Supporting provenance includes World Sleep Day — Toolkit and history. The site does not infer a separate creator or founder unless reviewed evidence establishes one.
Is World Sleep Day international or country-specific?
The record has international or global institutional scope: Organizer-backed international observance. That does not mean every country treats the date as a public holiday or observes it in the same way.
How is this page verified?
The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-05.