Surname
Calahan
Surname Calahan (Calahan 
) , across the world, is quite a rare family name. The last name Calahan is habitual in the United States, where it is a rare surname, New Zealand, and Philippines, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in the United States, Philippines, and Canada. Very seldom, Calahan is the forename as well as the last name.
Characteristic
forenames
Mr, Dot, Leo, Les, Lee, Lou, Lue, Jan, Jon, Joe, Jim, Tad, Tom, Ted, Tim, Eva, Ian, Zac, Don, Dan, Rex, Roy, Ed, Mae, Sam, Sue, Ann, Amy, Ben, Bev, Zoe, Bob, Ken, Kim, Kip, Pat, Pam, Ray, Rob, Ron, Bry, and Una
