Mark James Dempsey (born 14 January 1964) is an English football coach and former player who is currently Assistant Manager of Norwegian club Molde FK.
Dempsey was born in Moston, Manchester. He played as a midfielder in The Football League for Manchester United, Swindon Town, Sheffield United, Chesterfield and Rotherham United, and in Non-League football for Macclesfield Town. He was a youth coach with Manchester United before moving to Norway.
In February 2009, he took up a post in youth development with Tromsø IL and the Northern Norway region. On 9 November 2010, Dempsey joined Molde as part of new manager Ole Gunnar Solskjær's backroom staff. He followed Solskjær to Cardiff City in January 2014 as part of a new-look backroom staff after the sacking of Malky Mackay.
As of 2016, Dempsey is FK Haugesund's manager after taking over from Jostein Grindhaug after the 2015 season. He has six children, two of them adopted. Dempsey resigned as manager of Haugesund on 14 July 2016.
During August 2016, Dempsey became manager of Swedish top-flight side Djurgården.
On 29 December 2016, Molde announced that Dempsey had returned to the club as an Assistant Manager, working alongside Erling Moe, on a two-and-a-half year contract.As of match played 6 November 2016.