Around the globe, Карай (Karai 
, Karaj 
, Karay ) is quite a common gender-neutral first name. The first name Карай is characteristic of India, where it is a rare unisex name, United Arab Emirates, where it is a rare male name, and Iraq. Not in comparison with a country's population, the name is most common in India, Iraq, and Algeria. More frequently, Карай is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Karai | Hungary, Greece, Albania, India, Algeria |
| Karaj | Greece, Democratic Republic of the Congo, India, Albania, Turkey |
| Karay | Hungary, Greece, India, Algeria, Turkey |
| Карай | Kazakhstan, Ukraine, Belarus, Kyrgyzstan, Russia |
Carel, Carl, Carles, Carlo, Carlos, Carolus, Charel, Charles, Charlez, Karel, Karl, Karlo, Karol, Karolis, Karoly, Károly, Siarl, 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,
Карай is also a name for the fictitious and mythical characters: Karai , the fictional character in Teenage Mutant Ninja Turtles; Karai , the fictional character in the 2003–2009 Teenage Mutant Ninja Turtles animated television series; Karai , the fictional character in the 2003–2009 Teenage Mutant Ninja Turtles video game series, Teenage Mutant Ninja Turtles 2: Battle Nexus; Karai , the fictional character in the 1990–2007 Teenage Mutant Ninja Turtles film series, TMNT and Karai , the fictional character in the 1989–1993 Teenage Mutant Ninja Turtles video game series, among other works.
Іон, Роман, Федір, Ірина, Іулита, Іюлія, Ауріка, Килина, Ксенія, Максим, Марина, Микола, Альона, Андрей, Андрій, Анжела, Галина, Дмитро, Василь, Виктор, Віктор, Земфіра, Раїса, Тарас, Семен, Игорь, Майя, Алла, Анна, Ніна, Віра, Ілля, Іван, Інга, Інна, Ігор, Оксана, Юлія, Марія, Артур, Ганна, Петро, Давид, Денис, Надія, Любов, Олена, Ольга, Юрій, and Едуард