1152–1205) Sviatoslav Mstislavich, Prince of Brest Vsevolod Mstislavich of Volhynia, Prince of Belz, Prince of Volodymyr-Volynsky (died 1196) His death is reported in 1172 in the book Heraldry of the Royal Families of Europe, Jiri Louda and Michael Maclagan.
1152–1205) Sviatoslav Mstislavich, Pangeran Brest Vsevolod Mstislavich, Pangeran Belz, Pangeran Volodymyr-Volynsky (meninggal 1196) Kematiannya dilaporkan terjadi pada tahun 1172 di dalam buku Heraldry of the Royal Families of Europe, Jiri Louda dan Michael Maclagan.