Surname Demith (Demith 
) , all around the world, is a rare last name. The family name Demith is habitual in the United States, where it is a very rare surname, Costa Rica, and Germany, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in the United States, Germany, and Argentina. Much less frequently, Demith is the forename as well as the last name.
Ken, Wendy, Meghan, Sandra, Sheree, Angela, Amanda, Ashley, Cheryl, Brenda, Peyton, Robert, Regina, Dennis, Dianna, Donald, Johnny, Thomas, Nicole, Eugene, Walter, Michael, Frank, Erika, Linda, Laura, Rob, Tom, Mark, Alex, Beth, Dave, John, Joey, Jeff, Tara, Spenser, Tomi, Erin, Susan, Angie, Annie, Amber, Brian, Kathy, Pedro, Robin, David, Tina, and Anthony