Cognomen بایزید (Bayazid 
, Bayezid 
, Baiazid 
) , all around the world, is quite a common last name. The last name بایزید is habitual in Syria, where it is quite a rare surname, Bangladesh, and United Arab Emirates. Not in comparison with a country's population, this name is the most popular in Bangladesh, Algeria, and Syria. Likewise, بایزید is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bayazid | Saudi Arabia, Syria, Indonesia, Bangladesh, Algeria |
| Bayezid | Saudi Arabia, United States, Bangladesh, United Arab Emirates, Indonesia |
| Baiazid | United States, Romania, Bangladesh, Germany, Canada |