Sir Alexander MacPherson Fletcher, sometimes known as Alex Fletcher, was a Scottish Conservative Party politician.

West Renfrewshire was a county constituency of the House of Commons of the Parliament of the United Kingdom from 1885 to 1983 and again from 1997 until 2005. In 2005 the constituency was abolished and the area is now represented by Inverclyde, Paisley and Renfrewshire North and Paisley and Renfrewshire South.