1st session of the 9th Parliament of the United Kingdom
26 October 1830 - 22 April 1831
Parliament: 9th
Citation by calendar years: 1830-31
Citation by regnal years: 1 Will. 4
Wikidata ID: Q108997760
Regnal years
| Regnal year | Start date | End date |
| 1 Will. 4 | 26 June 1830 | 25 June 1831 |