Grishanin
Grishanin is a surname of Russian origin. It is derived from the given name Grigory, which itself comes from the Greek word "gregorein," meaning "to be awake" or "vigilant." The surname likely originated as a patronymic, indicating descent from someone named Grigory. Variations in spelling may exist due to transliteration from Cyrillic.
Individuals bearing the Grishanin surname can be found in various countries, with a significant presence historically