Bartosiewicz

Bartosiewicz is a surname of Polish-language origin. It may refer to:


 * Bohdan Bartosiewicz (1918–2015), Polish basketball and volleyball player and coach
 * Edyta Bartosiewicz (born 1965), Polish rock singer, composer and songwriter
 * Oliwia Bartosiewicz (born 2001), Polish rapper and singer
 * Peter Bartosiewicz (born 1942), pair skater who competed for Czechoslovakia
 * Thomas J. Bartosiewicz (born 1948), New York state senator 1976–1988