Family name Boleslaus (Boleslaus 
) , around the globe, is an extremely rare cognomen. The last name Boleslaus is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Much more frequently, Boleslaus is the forename as well as the last name.
Kawa, Szalczewski, Malinowski, Lasiewicz, Przybycin, Papiernik, Klincewicz, Betlinski, Abramczyk, Stabinski, Humienny, Rosinski, Szczesny, Stanczyk, Augustowski, Sikorski, Tosheff, Pielocik, Kondysar, Wrobel, Lachac, Dogiel, Ryniec, Regula, Slejzer, Murach, Moskal, Godek, Kutz, Nadolny, and Kolodziejczak