Last name Mckaughan (Mckaughan 
) , throughout the world, is a rare surname. The cognomen Mckaughan is characteristic of the United States, where it is a very rare surname, Australia, and Canada. Measured by absolute frequency, it is commonest in the United States, Australia, and the United Kingdom.
| VARIANT | COUNTRY |
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| Mckaughan | United Kingdom, Australia, United States, Canada, Brazil |
| howard mckaughan born:1922|died:2013|; MacKaughan, Howard P., 1922-; McKaughan, Howard 1922-2013; McKaughan, Howard P. (b. 1922) |
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| larry s. mckaughan |
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| molly mckaughan |
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| daniel j. mckaughan researcher |
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Mr, Rita, Ruth, Dane, Dave, Doug, Gary, Lera, Lisa, Lynn, Jane, John, Joan, Jeff, June, Tana, Nick, Nina, Nora, Edna, Erin, Opal, Paul, Kyle, Kris, Kurt, Sue, Amy, Coy, Kay, Rob, Dax, Don, Les, Lou, Joe, Will, Jim, Zac, Mary, Mark, Mike, Suny, Sean, Alex, Cary, Cleo, Katy, Tim, and Maria