Career
Normally an openside flanker, Mackay could also play blindside flanker and lock. He started his rugby career playing for amateur side Glasgow Academicals. He was capped by Scotland Schools (Under 16s) against France and was later to be capped by Scotland"s Under-21s against Wales.
He was to move from Academicals to Stirling County.
He frequently played for the amateur Glasgow District side and played for a combined Scottish district side against South Africa. When the district sides turned professional in 1996, Mackay played for the new Glasgow professional side in its guises as Glasgow Rugby and Glasgow Caledonians.
He was to play for the Glasgow side 17 times. During this time with the Glasgow professional side, Mackay also played for the amateur Glasgow Hawks.
Mackay then moved to France to play for Lyon OU. However it was there he suffered a neck injury which ended his rugby career.
He also became involved in property development. He latterly took up coaching again with Glasgow Academicals. He saved the club from relegation in the 2007-2008 season.
As well as coaching he was involved in getting sponsorship for the club and getting new floodlights for the club
He died at his home in Glasgow with a suspected heart attack on 24 July 2008. Tributes flooded in. A tribute match to celebrate his life was played in his honour at Glasgow Academicals and Glasgow Warriors staff Fergus Wallace and Iain Monaghan took part.