McKernan has been a member of the Down team since 2008 but made his debut in 2007. He also plays Midfield or Half Forward. He started at centre back in 2010, in which Down lost 0-15 to 0-16 to Cork.[1] Kevin won a Dr McKenna Cup in 2008 scoring 1 point from play he won an Ulster Under-21 Football Championship in 2008 beating Derry 3-11 to 1-14.[citation needed]
Family
His father, Brendan, was Right Corner Back on the Down Team that won the All Ireland in 1991.[citation needed]