Ambroz Janez Testen (Loka pri Mengšu, 31 August 1897 - Zadar, 7 January 1984) was franciscan and croatian expressionistic painter of slovenian descent. He was born in village Loka pri Mengšu near Kamnik in northern Slovenia. He moved to Croatia as a teenager to become a Franciscan. His monk name was Benedict. Before World War I he lived in a monastery on Košljun, a tiny island near Krk. He fought on Italian Front in Tirol and Duchy of Styria. After World War I, in 1920, he deserted and escape to Dubrovnik where he took the name Ambroz. He died in Zadar on 7 January 1984.