Date of birth
Previous Clubs: Barnsley, Tranmere Rovers, Huddersfield Town, MK Dons, Bury
The experienced defender began his career as a youth product at Barnsley and he signed a professional contract with the Tykes in 2000. Kay went on to make over 170 appearances and he also scored the winning penalty to earn the club promotion to the Championship in 2006.
One year later Kay signed for Tranmere Rovers and he stayed there until 2009, having been voted as the club's Player of the Year during the 2008/09 season. He then moved to Huddersfield Town where he earned another promotion before ending a three-year spell in 2012.
MK Dons proved to be the defender's next destination and he made almost 150 appearances during his time at the club. He also won another promotion into the Championship in 2015 before departing a year later.
Last season, Kay captained Bury to League One survival before leaving to join the Valiants this summer. The 34-year-old defender brings a wealth of experience to Vale Park ahead of the new League Two campaign.