Belfast West (UK Parliament constituency)

Belfast West
Borough constituency for the House of Commons
Boundary of Belfast West in Northern Ireland
Districts of Northern Ireland	Belfast, Lisburn
Electorate	60,817 (March 2011)
Borough	Belfast
Major settlements	Belfast
Current constituency
Created	1922
Member of Parliament	Paul Maskey (Sinn Féin)
Seats	1
Created from	Belfast Falls, Belfast St Anne's and Belfast Woodvale
1885–1918
Seats	1
Type of constituency	borough constituency
Created from	Belfast
Replaced by	Belfast Falls, Belfast St Anne's and Belfast Woodvale

Belfast West is a parliamentary constituency (seat) in the House of Commons of the UK Parliament. The current MP is Paul Maskey of Sinn Féin.

In 2017, it ranked the most secure of Northern Ireland's 18 seats by percentage and/or numerical tally of its winning majority, followed by North Down and by North Antrim respectively.^[1]