Last name Hallworth (Hallworth 
) , all around the world, is quite a rare surname. The cognomen Hallworth is characteristic of the United Kingdom, where it is quite a rare surname, Australia, where it is a rare surname, and New Zealand. Measured by absolute frequency, it is the most numerous in the United Kingdom, the United States, and Australia.
| VARIANT | COUNTRY |
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| Hallworth | Canada, Sweden, United Kingdom, United States, Australia |
| arthur hallworth English footballer (1884-?), GB (b. 1884) |
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| albert hallworth British trade unionist, GB (b. 1898) |
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| rodney hallworth British journalist (b. 1929) |
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steven hallworth English snooker player, GB (b. 1995) |
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| jon hallworth Footballer (born 1965), GB (b. 1965) |
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| michael t hallworth researcher, ORCID id # 0000-0002-6385-3815 |
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| derek hallworth British television director, GB |
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