Cognomen Tarran (Tarran 
) , in the world, is a rare family name. The surname Tarran is characteristic of the United Kingdom, where it is a rare surname, Australia, and New Zealand. In absolute terms, the name is most common in the United Kingdom, Turkey, and the United States. Also, Tarran is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Tarran | Turkey, Indonesia, United Kingdom, Australia, United States |
| robert greenwood tarran British civil engineer, GB (b. 1892) |
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| glen a tarran researcher (ORCID 0000-0003-3695-5151) |
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| j. tarran Australian politician |
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| robert tarran researcher (ORCID 0000-0002-8598-2642) |
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| michel tarran FR |
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