Bristow Muldoon (born 19 March 1964 in Glasgow) is a former Scottish Labour politician.

He was the Member of the Scottish Parliament (MSP) for the Livingston constituency from 1999 to 2007, but then lost the seat to Angela Constance of the SNP.

Prior to 1999, he worked as a manager in a series of roles for InterCity and then for GNER over a period of 13 years.

On 13 August 2007, it was announced that he had been appointed as the first Scottish Parliamentary Liaison Officer jointly for the Royal Society of Edinburgh and the Royal Society of Chemistry.

He is married to Cllr Catherine Muldoon, Provost of West Lothian and has three sons.