Surname Claffy (Claffy 
) , in the world, is a rare cognomen. The surname Claffy is habitual in the United States, where it is a very rare surname, Australia, and Canada, where it is an extremely rare surname. Very seldom, Claffy is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Claffy | Australia, United States, India, Canada |
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kimberly c. claffy research scientist and internet researcher |
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| kimberly claffy Ph.D. University of California, San Diego 1994 |
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| alex claffy |
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| alexander claffy US (b. 1992) |
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Ed, Sarah, Susan, Craig, Brian, Karen, Kevin, Paula, Robin, David, Diane, Donna, Doris, Gayle, Laura, Larry, Linda, James, Joann, Joyce, Jerry, Nancy, Evan, Emily, Emma, Jill, Amy, Bob, Pat, Rob, Joe, Jim, Tom, Tia, Mary, Mark, Mara, Mike, Bill, Paul, Dora, Gean, Lisa, Lynn, Jane, John, Judy, Erin, and Haley