Age: 30 years, 2 months
Place of Birth: Letterkenny
Height: 178 cm
Ciaran played under-age football with Kildrum Tigers before signing for SPL side Hearts in 2007. He spent a year at Tyncastle before returning to Ireland where he signed for Finn Harps at the start of the 2009 season.
Ciaran made his Harps debut against Kildare County on 7 March 2009 and made 28 league appearances for the club that season. But in 2010 injury ruined Ciaran's season and his only appearance came in the final game against Mervue United. 2011 saw Ciaran back involved and he made 21 league appearances during Finn Harps First Division campaign.
In 2012 Ciaran scored his first league goal for Harps netting in the 62nd minute against SD Galway on June 1st. Seven minutes later he scored his second as Harps went on to win 5-1. By the end of that season Ciaran had made 27 league appearances and in 2013 he added 18 more. The following year he was again a key part of Harps' defensive line, making another 27 league appearances.
Ciaran was once again a key part of the Finn Harps side in the 2015 season as he made 25 league appearances during the First Division campaign, captaining the side whenever Kevin McHugh was absent, before playing in all four play-off matches, scoring a huge goal in the opening minute of the away match to UCD as Harps won 1-0. The club were promoted to the Premier Division that year after overcoming UCD and Limerick.
Coll helped Harps stay up in 2016 thanks to his 29 starts in their Premier Division campaign, he then signed a new contract to keep him with the club for the 2017 season. Ciaran re-signed with Harps for the 2018 season.
In December 2018, Ciaran signed with Derry for the 2019 season. In June of 2019, it was announced that Ciaran had also committed to Derry for the 2020 campaign.