East Cornwall was a county constituency in the House of Commons of the Parliament of the United Kingdom.

[1] The parliamentary boroughs included in the East division, from 1832 to 1885 (whose non-resident 40 shilling freeholders voted in the county constituency), were Bodmin, Launceston and Liskeard.

In addition the last remaining Cornish borough constituency was Penryn and Falmouth.

Eliot was appointed Chief Secretary to the Lord Lieutenant of Ireland, requiring a by-election.

Eliot was elevated to the peerage, becoming 3rd Earl of St Germans and causing a by-election.