GrigoryevskiymRussian From location called Grigoryev (Григорьев) or something similar such as Grigoryevo (Григорьево), Grigoryevka (Григорьевка) ultimately from given name Grigoriy.
HrybovmRussian (Ukrainianized) Ukrainianised form of Gribov. Roman Hrybov was the author of the Ukrainian Russian-language phrase «Русский военный корабль, иди нах..й» (Russian warship, go f..ck yourself).
KarabeynikBelarusian Alyaksey Karabeynik is a member of the band Shuma, the band performed at Eurovision in 2018. It means peddler. The Russian form is Korobeynik.
KarachunUkrainian Karachun is ceremonial Western Ukrainian Christmas bread, ultimately from Romanian crăciunul (крэчунул), meaning "Christmas".
KhokhlenkovmRussian From the term хохол (khokhol), a type of traditional Ukrainian cossack hairstyle or can be used as derogatory for Ukrainian person.