Last name اللیل (Allil 
, اللیل 
) , around the globe, is quite a rare cognomen. The cognomen اللیل is characteristic of Syria, where it is quite a rare surname, Oman, and Libya, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Syria, Egypt, and Saudi Arabia. Much less frequently, اللیل is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Allil | Syria, Saudi Arabia, Egypt, Sudan, Algeria |
| اللیل | Iraq, Egypt, Sudan |