In all the world, Illingworth (Illingworth 
) is a very rare principally male, but scarcely female first name. Predominantly, Illingworth is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Illingworth | Canada, Mexico, Australia, United States, United Kingdom |
| ray illingworth Cricket player of England. (born 1932), GB (b. 1932) |
|
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| sir richard illingworth Peerage person ID=699229 |
|