Background
He was born in Sunderland, County Durham.
He was born in Sunderland, County Durham.
Borthwick was a right-handed batsman who fielded as a wicket-keeper. Borthwick made his debut for Northumberland in the 1994 MCCA Knockout Trophy against the Cheshire. Borthwick played Minor counties cricket for Northumberland from 1994 to 1996, which included 25 Minor Counties Championship matches and 4 MCCA Knockout Trophy matches.
He made his only List A appearance against Nottinghamshire in the 1994 National Westminster Trophy.
In this match he was dismissed for a duck by Andy Pick. He also played Second XI cricket for the Nottinghamshire Second XI and the Northamptonshire Second XI.