5th session of the 16th Parliament of the United Kingdom
3 February 1857 - 21 March 1857
Parliament: 16th
Citation by calendar years: 1857-57 Session I
Citation by regnal years: 20 Vict.
Wikidata ID: Q108997708
Regnal years
| Regnal year | Start date | End date |
| 20 Vict. | 20 June 1856 | 19 June 1857 |