Alasdair Neil Morgan (born 21 April 1945) is a former Scottish National Party (SNP) politician. He was Depute Leader of the SNP from 1990–91 and served in the British House of Commons as the Member of Parliament for Galloway and Upper Nithsdale from 1997–2001. He was elected in 1999 as a Member of the Scottish Parliament (MSP) for Galloway and Upper Nithsdale. From 2003–2011, he served as a member for the South of Scotland region. Morgan was a Deputy Presiding Officer of the Scottish Parliament from 2007–2011. He is currently an Electoral Commissioner.