The Monastery of Venerable Prohor of Pčinja (Serbian: Manastir Prepodobnog Prohora Pčinjskog / Манастир Преподобног Прохора Пчињског, commonly known as Prohor Pčinjski) is an 11th-century Serbian Orthodox monastery in the deep south in Serbia, located in the village of Klenike, some 30 km south of Vranje, near the border with Macedonia. It is situated at the slopes of Mount Kozjak at the left side of the Pčinja River. The monastery was founded in the 11th century and is the second largest Serbian Orthodox monastery complex after Hilandar.