| North Ayrshire | |
|---|---|
| Former county constituency for the House of Commons | |
| Subdivisions of Scotland | Ayrshire |
| 1868–1918 | |
| Seats | One |
| Created from | Ayrshire |
| Replaced by | Bute and Northern Ayrshire and Kilmarnock |
North Ayrshire was a county constituency of the House of Commons of the Parliament of the United Kingdom from 1868 until 1918. It returned one Member of Parliament (MP), using the first-past-the-post voting system.