Last name 赛尔 (Saer 
, Sile 
, Syre 
) , in the entire world, is quite a common cognomen. The cognomen 赛尔 is characteristic of Latvia, where it is quite a common surname, Senegal, where it is quite a rare surname, and Norway. In absolute terms, the name is most common in Nigeria, Senegal, and the United States. Also, 赛尔 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Saer | Syria, Senegal, Nigeria, United States, China |
| Sile | China, Nigeria, Ethiopia, United States, Romania |
| Syre | Syria, Germany, Nigeria, United States, France |
| 赛尔 | China |
Carl, Carles, Carlo, Carlos, Carolus, Charel, Charles, Karel, Karl, Karol, Karolis, Károly, Saier, Sail, Saile, Saill, Sair, Siarl, Карай, Карал, Караль, Карел, Карл, Карла, Карлас, Карлес, Карло, Карлос, Карлуш, Карой, Карол, Каролис, Кароль, Каролюс, Чарлз, Чарлс, Чарльз, Чарльз, Шарль, Шарл, Шарль, צ'ארלס, קארוי, קארל, קרל, קרלו, קרלוס, קרלס, שארל, تشارلز, شارل, كارل, كارلس, كارلو, كارلوس, كارول, كارولي, كاريل, كوردي, چارلس, کارلو, کارلوس, சார்லஸ், კარლო, カルロス, カール, シャルル, チャール, チャールス, チャールズ, 卡尔, 卡洛, 卡洛斯, 卡罗尔, 卡雷尔, 查尔斯, 查爾斯, 查理, and 샤를