Kai Erik Herlovsen (born 25 September 1959) is a Norwegian football coach and former player.
Herlovsen was usually used in the central defence or as a defensive midfielder. He was capped 34 times for Norway, and played in the 1984 Summer Olympics. On club level he began and ended his career in Fredrikstad, with a seven-year-long professional spell in Borussia Mönchengladbach in between.
He currently coaches Lisleby FK. His daughter Isabell Herlovsen is a current Norway international.