Globally, Petrusek (Petrusek 
) is an extremely rare unknown gender first name. Much more prevalently, Petrusek is the last name as well as the forename.
Sue, Angie, Carol, Cathy, Cindy, Brett, Karen, Kayla, Kevin, Kryã, Susan, Peter, Royce, David, Doris, Linda, Louis, James, Josip, Julie, Tomas, Roman, Shawn, Megan, Marty, Cal, Kim, Joe, Mary, Mark, Mike, Sara, Alex, Adam, Beau, Paul, Rita, Gary, Lara, John, Jody, Jean, Jeff, Jill, Todd, Neal, Tomã, and Nancy