Alex Mackenzie History
| Club | Country | Position | NO | From | To |
|---|---|---|---|---|---|
| Darlington MP | England | Prop | 01/12/2007 | 01/07/2010 | |
| Blaydon | England | Prop | 01/08/2009 | 01/08/2010 | |
| Barking | England | Prop | 01/08/2010 | 01/07/2011 | |
| London Scottish | England | Prop | 01/07/2011 | 01/07/2013 | |
| Rosslyn Park | England | Prop | 01/11/2012 | 01/06/2016 |
NO = Player number .