Across the world, Haisler (Haisler 
) is an extremely rare masculine given name. Much more prevalently, Haisler is the last name as well as the forename.
Ann, Jeri, Jean, Tina, Elsa, Eric, Erin, Emil, Omer, Maria, Myron, Sarah, Steve, Aline, Angel, Anton, Carla, Carol, Cathy, Karan, Karen, Kandi, Joã, Peter, Joao, Lori, Amy, Bob, Joe, Jen, Jim, Ian, Ike, Mark, Mike, Alex, Alan, Adam, Bill, Paul, Rose, Ross, Dawn, Gene, Gina, Leta, Lisa, John, and Peggy