Last name لييل (Lyell 
, لييل) , all over the world, is quite a rare cognomen. The cognomen لييل is habitual in Australia, where it is quite a rare surname, New Zealand, where it is a rare surname, and the United Kingdom. Measured by absolute frequency, it most frequently occurs in the United States, Australia, and the United Kingdom. Much less frequently, لييل is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lyell | Australia, South Africa, United States, United Kingdom, Democratic Republic of the Congo |