[2] After failing to break into the Derby first-team and falling out with goalkeeping coach Eric Steele, Doherty left the club in the summer of 2001 and was offered a trial with La Liga side Valencia.
[3] The trial was ultimately unsuccessful, and Doherty returned to the UK in November 2001 when he was signed by the Welsh Premier League team, The New Saints.
[5] On 1 July 2021, Doherty signed for Finn Harps until the end of the 2021 League of Ireland Premier Division season.
[8] Doherty represented the Republic of Ireland once at under-18 level in September 1999, playing against Germany in a 0–0 friendly draw at Richmond Park.
[10] Doherty received his first call-up for Northern Ireland prior to their friendly against Malta in February 2013, becoming the first Derry player to be included in a national squad since Niall McGinn against Hungary in 2008.