Last name Lait (Laid 
, Lait , Laido 
) , all over the world, is a common cognomen. The cognomen Lait is characteristic of Algeria, where it is quite a common surname, Estonia, and Philippines, where it is quite a rare surname. In absolute terms, it is the most numerous in Algeria, Philippines, and Egypt. Also, Lait is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Laid, Lait | Philippines, Myanmar, France, Algeria, Morocco |
| Laido | Estonia, Philippines, India, United Kingdom, Algeria |
| لايت | Saudi Arabia, Iraq, Egypt, Sudan, Syria |
|
jack lait American journalist (1883-1954), US (b. 1883) |
|
| josh lait British judge (1930-2018), GB (b. 1930) |
|
|
| jacqui lait Conservative Party MP for Hastings and Rye 1992–1997, for Beckenham since 1997, GB (b. 1947) |
|
|
|
chris lait (b. 1993) |
|
| linda a lait researcher (ORCID 0000-0002-0194-0374) |
|
|
| philippa j p lait researcher (ORCID 0000-0001-9454-8824) |
|