Khun Vichai Srivaddhanaprabha (Thai: วิชัย ศรีวัฒนประภา;[a] born Vichai Raksriaksorn, Thai: วิชัย รักศรีอักษร;[b][c] 4 April 1958 – 27 October 2018) was a Thai billionaire businessman and the founder, owner, and chairman of King Power. He was the owner of Premier League team Leicester City from 2010 until his death in a helicopter crash just outside the club's King Power Stadium in 2018.