姆兰杰山是非洲东南部国家马拉维的残丘（monadnock），位于该国南部布兰太尔以南70公里，长26公里、宽22公里，在1亿3千万年前形成，海拔高度3,002米，每年平均降雨量可达1,800毫米。

The Mulanje Massif, also known as Mount Mulanje, is a large monadnock in southern Malawi only 65 km east of Blantyre, rising sharply from the surrounding plains of Chiradzulu, and the tea-growing Mulanje district. It measures approximately 13x16 miles (22x26 kilometres) and has a maximum elevation of 3,002 m at its highest point, Sapitwa Peak.