Surname Shirra (Shirra 
) , worldwide, is a rare cognomen. The family name Shirra is characteristic of the United Kingdom, where it is a rare surname, Australia, and Norway, where it is a very rare surname. Measured by absolute frequency, it is commonest in India, the United Kingdom, and the United States. Much less frequently, Shirra is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Shirra | United Kingdom, Australia, United States, India, Canada |
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mitch shirra New Zealand speedway rider, NZ (b. 1959) |
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| shirra kenworthy figure skater, CA (b. 1943) |
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| jim shirra Scottish footballer (born 1950), GB (b. 1950) |
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| shirra l moch researcher (ORCID 0000-0001-7764-7425) |
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