Mentioned in the scribal note on the charter of the Serbian Emperor Stefan Uroš IV Dušan for the Monastery of the Presentation of the Holy Mother of God in Arhiljevica. The note was written probably between 1370/1371 and 1378/1379. He had sons. The scribal note was written in front of his house (A to se zapisa prědь Deikovomь kukjojmь). He witnessed the transaction of a a fourth share of a watermill between Novakь Borislavovikь and the Abbot Gjuromanь (A vo prodade Novakь Borislavovikь igumnu Gjuromanu četvrьti dělь voděnice podь valjavicōmь. A tomu svědoci Deiko, Bulatь sinovi si).