sentences:  His name may be of Slavic origin, which would make him the first Bulgar khan to possess a Slavic name; this has led to the speculation that his mother was a Slav, although that cannot be proven.Another theory is that it was an Iranian name, as there is an Iranian city named Malamir.Malamir became ruler of Bulgaria in 831 on the death of his father Omurtag, because his older brother Enravota (Voin) had forfeited his right to the succession by becoming a Christian.