Family name Macclain (Macclain 
) , in the world, is a very rare last name. The surname Macclain is habitual in the United States, where it is a very rare surname, France, where it is an extremely rare surname, and Canada. Much less frequently, Macclain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Macclain | United States, France, Canada, Philippines |
| leonard macclain organist, US (b. 1899) |
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| lenore fenton macclain American champion typist, US (b. 1912) |
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| frank macclain (b. 1924) |
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Sue, Tyler, Helen, Floyd, Sheila, Stuart, Alexia, Connor, Brodie, Robert, Rhonda, Daniel, Dakota, Laurae, Louise, Joseph, Teresa, Nicole, Elaine, Edwana, Heston, Matthew, Tiana, Joyce, James, Lydia, Amy, Ade, Mary, Alma, Bryn, Dave, Lisa, John, Susan, Scott, Michael, Alexa, Clain, Bruce, Karen, Keith, Devin, David, Donna, Dwana, Glenn, Laura, April, and Mikayla