Family name Mccallen (Mccallen 
) , in the entire world, is a rare last name. The surname Mccallen is characteristic of Canada, where it is a rare surname, Ireland, and the United States. Not in comparison with a country's population, this name is the most popular in the United States, Canada, and the United Kingdom. Much less frequently, Mccallen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mccallen | United Kingdom, Mexico, Ireland, Canada, United States |
|
phillip mccallen British motorcycle racer, GB (b. 1963) |
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| david b. mccallen civil engineer |
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| leslie m mccallen researcher (ORCID 0000-0002-8358-5168) |
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