Worldwide, Matonis (Matonis 
) is an extremely rare unknown gender first name. More frequently, Matonis is the last name as well as the forename.
Mr, Lori, Lynn, Jack, John, Joan, Jeff, Judy, Eric, Erin, Evan, Hene, Maria, Marti, Marci, Megan, Misty, Sarah, Susan, Steve, Annie, Chloe, Lisa, Leah, Lana, Dawn, Sam, Sue, Ann, Bob, Pam, Rox, Leo, Jon, Jim, Mary, Carol, Mike, Sara, Seth, Andy, Kara, Paul, Rose, Rich, Rita, Ryan, Dana, Mimi, and Bruce