Surname Knatt (Knatt 
) , throughout the world, is a rare last name. The cognomen Knatt is characteristic of the United States, where it is a very rare surname, New Zealand, and the United Kingdom. Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and France.
Mr, Alice, Andre, Amber, Adele, Aaron, Avery, Carla, Carol, Corey, Ctacc, Betty, Brian, Kelly, Keith, Kevin, Paula, Ralph, Devin, Debra, David, Dakia, Scott, Maria, Will, Vern, Ann, Amy, Ava, A M, Jon, Tia, Tye, Mary, Mica, Alex, Doris, Paul, Dave, Gwen, Lisa, Lois, Josh, John, Juan, Neil, Eric, Vera, Dana, and Laura