Cognomen Antonowich (Antonowich 
) , in all the world, is a very rare last name. The family name Antonowich is habitual in Northern America, particularly the United States, where it is a very rare surname, and Canada, where it is an extremely rare surname.
Jim, Robert, Ronald, Debbie, Donald, Jeanna, Melissa, Michael, Suzanne, Stanley, Anthony, Raymond, Deborah, Gregory, Monnicka, Kathleen, Nicholas, Victoria, Andrea, Sherry, Frank, Eliza, Anna, Kyle, Ruth, Dale, Greg, Leah, Lisa, Tony, Priscilla, Fred, Alena, Aaron, Chris, Kelly, Debra, Linda, Janet, Jamie, Susan, and Christopher