The Bulgarian name "Raina" (also written "Rayna" in the site) has nothing to do with "Regina"! " Raina" originates from the Bulgarian word "rai" meaning "paradise" as a noun ("rai" is pronounced [rai], where [ai] is a DIPHTHONG, not [rai] with a stress on the "a", like the Italian television).
What does Rainelle mean? Rainelle [rainelle] as a name for girls is of Latin derivation, and the name Rainelle means "queen". Rainelle is a version of Raina (Latin): respelling of Regina (Latin).
Raina is an uncommon, beautiful, delightful, angelic name for a baby girl. Pronounced Ray-nuh. ... But with a stunning, such uncommon, original name like "Raina", you don't even need a nickname!