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Family name Theriac (Theriac
) , around the globe, is a rare cognomen. The family name Theriac is habitual in the United States, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
Al, Joan, Judy, Jill, Tara, Earl, Fred, Fern, Marty, Sandy, John, Susan, Scott, Carol, Colin, Craig, Cindy, Brian, Karen, Karla, Kayla, Steve, Kelly, Lyla, Lane, Sue, Amy, Jet, Jim, Tim, Ina, Mary, Mark, Mike, Lisa, Sara, Abby, Cody, Beth, Kris, Dana, Dina, Gene, Greg, Gina, Sean, and Kevin