Cognomen Janai (Janai 
, Жанай 
, Джанай ) , in all the world, is quite a rare last name. The surname Janai is habitual in Brunei, where it is quite a rare surname, Puerto Rico, and Jamaica, where it is a rare surname. Not in comparison with a country's population, the name is most common in India, Mexico, and Kazakhstan. More frequently, Janai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Janai | Malaysia, Mexico, United States, India, Brazil |
| Жанай | Azerbaijan, Kazakhstan, Russia, Kyrgyzstan, Ukraine |
| Джанай | Kyrgyzstan, Kazakhstan, Ukraine, Russia |
| Янаи | Russia |
Jagi, Jagii, Janagi, Janagii, Janaí, Janaï, Ju, Riju, Riyu, Ryou, Ryu, Ryuh, Ryō, Ryū, Taninai, Taniuchi, Taniuti, Tanuti, Tati, Yachi, Yagi, Yagii, Yanagi, Yanagii, Yanai, Yanouti, Yanuchi, Yauchi, Yauti, Yu, Жанаи, Рёу, Ю, Яги, Янаги, Янаі, Яти, やない, やなぎ, ジャナイ, 柳, and 詹艾
| hillel k. janai physician |
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