County Galway was a United Kingdom parliamentary constituency in Ireland, comprised the whole of County Galway, except for the Borough of Galway. It replaced the pre-Acts of Union Parliament of Ireland constituency. Its representatives sat in the British House of Commons.
It returned two Members of Parliament.
The constituency was abolished in 1885 and replaced by smaller constituencies in the county.
As a result of the Redistribution of Seats Act 1885, the constituency was abolished at the 1885 general election and replaced by 4 single-member constituencies:
Martin's death caused a by-election.
de Burgh's death caused a by-election.
de Burgh-Canning resigned, causing a by-election.
Gregory was appointed Governor of Ceylon, causing a by-election.