On 20 November 1995, Knox for Louis Veitch for the vacant BBBofC Scottish Area flyweight title, winning via sixth round technical knockout (TKO).
On 13 September 1996, Knox challenged undefeated Danish fighter Jesper Jensen (17-0) for the EBU European flyweight title, losing by unanimous decision.
Knox again challenged for the vacant British flyweight title on 27 January 1997, against undefeated Ady Lewis (11-0), losing again by points decision.
On 22 May 1999, Knox challenged undefeated British and Commonwealth flyweight champion Damaen Kelly (9-0) at the Maysfield Leisure Centre in Belfast, Northern Ireland.
[3] On 20 March 2001, Knox fought Colombian IBO light flyweight champion Jose Garcia Bernal (24-4-1) at the Bellahouston Leisure Centre In Glasgow, Scotland.