Last name Cunninghan (Cunninghan 
) , in the entire world, is a rare family name. The cognomen Cunninghan is characteristic of Costa Rica, where it is a rare surname, Ireland, and Nicaragua. Measured by absolute frequency, it is the most numerous in the United States, Argentina, and Costa Rica. Much less frequently, Cunninghan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cunninghan | Canada, Argentina, Costa Rica, United States, Spain |
La, Juan, Neil, Eric, Erin, Hugo, Olga, Maria, Mario, Mabel, Susan, Susie, Suely, Alice, Aaron, Carla, Carol, Colin, Clint, Craig, John, Betty, Jose, Lisa, Ana, Amy, Asa, Don, Liz, Joe, Joy, Jim, Eve, Mary, Andy, Cory, Paul, Rosa, Ryan, Dana, Davi, Dawn, Dina, Luke, and Brian