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, Canada, South Africa, United States |
| humphrey john longworth (born 1945) (b. 1945) |
|
|
| gay longworth British writer, GB (b. 1970) |
|
|
| mitchell longworth researcher (chemistry) |
|