Jonathan Harkness (born 18 November 1985) is a Northern Irish footballer who plays as a left fullback for Donegal Celtic.
Harkness is a former Northern Ireland youth international and he had spells with Walsall and Cambridge United.
Harkness played as a teenager for Linfield making his debut at 16, eventually returning to the club when he was 22 from Kidderminster Harriers in 2008.
After his one-year contract expired he was then signed by Donegal Celtic and made his debut for them on 6 August 2011.
This biographical article relating to Northern Irish association football is a stub.