Organiser or organizer?
In American English write organizer; in British and Commonwealth English, organiser. organiser is a noun meaning “Non-Oxford British English standard spelling of organizer”; organizer is a noun meaning “A person who arranges the details of a public event”. In written English (wordfreq, 2021 data) organizer is about 2.9 times as common as organiser.
What is the difference between organiser and organizer?
| organiser | organizer | |
|---|---|---|
| Part of speech | noun | noun |
| Meaning | A person who arranges the details of a public event A hand-held micro-computer that will perform specific tasks; can be used as an electronic diary, alarm clock, recorder of memos and notes, a portable database… | |
| Example | none recorded | I'll add that meeting to my organizer |
| Forms | organisers | organizers |
| Pronunciation | not recorded | /ˈɔɹɡənaɪzɚ/ |
| Region | UK | no label |
| In writing | 1.3 times per million words | 3.7 times per million words |
Sources: organiser and organizer in the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Every current meaning of organiser and organizer
organizer
- 1
A person who arranges the details of a public event
- 2
A hand-held micro-computer that will perform specific tasks; can be used as an electronic diary, alarm clock, recorder of memos and notes, a portable database etc
I'll add that meeting to my organizer
- 3
A non-electronic notebook or calendar or something similar, used to organize one's affairs
- 4
A group of cells that, together with the evocator, control differentiation in the embryo; the inductor
- 5
a recipient, such as a box or a case, used for storing gadgets, trinkets and other knick-knacks; an organizer box
desk organizer
Source: the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); obsolete, archaic, dialect and rare senses left out.
Which is more common, organiser or organizer?
organiser appears 1.3 times per million words; organizer 3.7 times per million words.
organiser 1.3 times per million wordsorganizer 3.7 times per million words
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How many people search organiser vs organizer?
“organiser vs organizer” is searched about 10 times a month on Google (Bing reports no separate figure) in the United States. Google counts close variants of a query together (“organizer vs organiser”, “organiser or organizer”).
Sources: Google Ads keyword data through DataForSEO and Microsoft Advertising keyword data through DataForSEO, the average month from September 2025 to August 2026.