McKenna has previously played for Falkirk, Hamilton Academical, Partick Thistle and Queen of the South.
[4] McKenna also spent a spell during 2017 playing for Jacksonville Armada U-23 in the National Premier Soccer League.
McKenna had 34 league appearances and scored one goal, as well as 14 cup matches for the Harry Wraggs.
[10] Between 14 November 2015 and 27 January 2016, McKenna was accused of rape by a fellow student at Duke University.
[11] In June 2022, McKenna, married Jamaica Women's national team player Kayla McCoy in Oak Park, Illinois, USA.