Awareness Health
World Alzheimer’s Day
A global awareness day for Alzheimer's disease and other dementias, held on 21 September each year.
- UK
- USA
- Ireland (not marked)
- Canada
- Australia
- New Zealand (not marked)
- International
OrganiserAlzheimer's Disease International
ListingAdded by us from official sources
Last checked19 October 2026
First held1994
About the day
Alzheimer's Disease International first marked World Alzheimer's Day on 21 September 1994. It is the focal point of World Alzheimer's Month in September. ADI often launches its annual World Alzheimer Report on the day.
2026 theme
The Earlier You Know, The More You Can Do: A Dementia Diagnosis Matters
The 2027 theme has not been announced yet.
Dates for the next three years
| Year | Date | Where | Status |
|---|---|---|---|
| 2027 | Tuesday 21 September 2027 | UK, USA, International, Canada, Australia | Same date every year |
| 2028 | Thursday 21 September 2028 | UK, USA, International, Canada, Australia | Same date every year |
| 2029 | Friday 21 September 2029 | UK, USA, International, Canada, Australia | Same date every year |
Where this information comes from
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