Beloy
Beloy is a Russian surname. It is derived from the Slavic word "bel," meaning "white." Surnames ending in "-oy" are often descriptive, suggesting a characteristic of the original bearer. Therefore, Beloy likely referred to someone with white hair, fair skin, or perhaps a pale complexion. Like many Russian surnames, it was likely inherited and passed down through generations.
The Beloy surname is found throughout Russia and has spread to other countries with Russian-speaking populations.