Sergey - Wikipedia
https://en.wikipedia.org/wiki/Sergey
Sergey may refer to: Sergey (name), a Russian given name (including a list of people with the name). Sergey, Switzerland, a municipality in Switzerland. Sergey (wasp), a genus in subfamily Doryctinae.
Сергій — Вікіпедія
https://uk.wikipedia.org/wiki/%D0%A1%D0%B5%D1%80%D0%B3%D1%96%D0%B9
Сергій — чоловіче ім'я, походить від давньоримського родового імені (номену) Sergius, також присутнє у святцях як власне ім'я. Ім'я не має однозначного трактування. Можливо, походить від давнішого етруського імені.
'Sergei' or 'Sergey' | WordReference Forums
https://forum.wordreference.com/threads/sergei-or-sergey.2313348/
'Sergei' is the more modern way and is actually closer to the Library of Congress rules. I"m not going to even say much about spelling of my last name which has 'TCH' in it!
Sergius (name) - Wikipedia
https://en.wikipedia.org/wiki/Sergius_(name)
Sergius /ˈsɜːrdʒiəs/ is a male given name of Ancient Roman origin. It is a common Christian name, in honor of Saint Sergius, or in Russia, of Saint Sergius of Radonezh.
Sergey - Wiktionary
https://en.wiktionary.org/wiki/Sergey
From Russian Серге́й (Sergéj), from Latin Sergius. Sergey. A transliteration of the Russian male given name Серге́й (Sergéj). Sergius. eygres, geyser. Sergey. A male given name. Sergey m. Alternative spelling of Serguei.
BoxRec: Sergiy Derevyanchenko
https://boxrec.com/en/proboxer/691996
Sergiy Derevyanchenko.
Поиск людей по запросу Сергей | ВКонтакте
https://vk.com/search?c[name]=0&c[section]=people&c[q]=%D0%A1%D0%B5%D1%80%D0%B3%D0%B5%D0%B9
Sergey Koller.
Sergey A. - IMDb
https://www.imdb.com/name/nm5954636/
Sergey A., Writer: Deadly Cruise. Sergey A. was born on April 16, 1996 in Moscow, Russia. He is a writer and producer, known for Смертельный круиз (2016), Кара (2018)...
ArtStation - Sergiy Abramov
https://www.artstation.com/dstrir
Sergiy Abramov. Computer Animation & Visualization Student. Geneva, Switzerland. dstrir.artstation.com. Sergiy Abramov.