Throughout the world, Longworth (Longworth 
) is an extremely rare male first name. Predominantly, Longworth is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Longworth | Australia, United Kingdom, United States, South Africa, Canada |
| humphrey john longworth (born 1945) (b. 1945) |
|
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| gay longworth British writer, GB (b. 1970) |
|
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| mitchell longworth researcher (chemistry) |
|