Lycée Sisowath (Khmer: វិទ្យាល័យព្រះស៊ីសុវត្ថិ; also Sisowath High School) is a secondary school in Phnom Penh, Cambodia. The school was founded in 1873 as a collège (middle school) and became a lycée (middle and high school) in 1933. It is named after King Sisowath. Source: Wikipedia (en)