KluczewskimPolish Habititional surname for someone from a village called Kluczewo, derived from klucz, meaning "key."
KluczyńskimPolish Variant of Kluczewski. A notable bearer was John C. Kluczynski (1896-1975), an American veteran who served as a member of the U.S. House of Representatives.
KmetSlovene, Serbian, Croatian, Slovak Slovenian, Serbian, Croatian, and Slovak status name for a type of peasant. In Slovenia this denoted a peasant who had his own landed property. In Serbia and elsewhere it was a status name for a feudal peasant farmer who cultivated the land of his lord instead of paying rent or doing military service... [more]
KnavsSlovene Slovenian form of Knaus, this was the maiden name of Donald Trump's wife, and current First Lady of the United States, Melania Trump.
KomissarovaRussian Exact origin is unknown but is likely to mean something along the lines of "commissioner" from its Russian translation. The masculine version is "Komissarov" and is used for males. Komissarov
KondaSlovene Pet form of the personal name Kondrad
KondrakiPolish Kondraki comes from the Polish Kondracki and is given to Benjamin and Draven Kondraki, employees at the fictional SCP Foundation. Benjamin is a chaotic and fun researcher with a carefree attitude, while Draven, his son, is a cautious field agent in a relationship with James Talloran... [more]
KorenSlovene, Hebrew Koren is a surname which has multiple origins. Koren may be a variant of the German occupational surname Korn, meaning a dealer in grain. Alternatively, it may be a variant of the Greek female name Kora... [more]
KoretskiyRussian Name for a person originally from the Ukrainian city of Korets, derived from Russian корец (korets) or корчик (korchik) both referring to a type of ladle.
KornilovmRussian Means "son of Kornelij". Lavr Kornilov (1870-1918) was a Russian military intelligence officer, explorer, and general in the Imperial Russian Army during World War I and the ensuing Russian Civil War.
KostraCzech, Slovak Unusual surname found in Slovakia and the Czech Republic meaning "skeleton" from the word kostra, ultimately from the word kost meaning "bone". In Czech in particular, kostra refers only to the biological meaning of "skeleton" - a skeleton as an independent entity is known as a kostlivec.
KostrzewskiPolish Habitational name for someone from a place called Kostrzewice in Sieradz voivodeship or Kostrzewy in Kalisz voivodeship, both named with kostrzewa ‘fescue grass’.
KovaleskiBelarusian Habitational name for someone from any of several places called Kovali in Belarus, or perhaps Kavoliai in Lithuania, named with a derivative of kavalj meaning "smith".
KowalewskiPolish, Jewish Habitational name for someone from places called Kowalew or Kowalewo, named with kowal "smith" or an occupational name for a blacksmith.
KowalikPolish Means "nuthatch" in Polish, or derived from a diminutive of Kowal.
KowalkowskiPolish habitational name for someone from any of several places called Kowalki or Kowaliki, named with kowalik
KozakPolish, Czech, Slovak, Sorbian, Ukrainian Ethnic name for a Cossack, a member of a people descended from a group of runaway serfs who set up a semi-independent military republic in Ukraine in the 15th and 16th centuries.
KozubCzech, Polish, Slovak Either denoted a fireplace maker or a saddler depending on the origin, either meaning "fireplace, hearth" in Czech and Slovak or "saddle" in Polish.
KozyrevRussian From Russian козырь (kozyr) meaning "high standing collar" or "canopy" or "head of a sleigh".
KrčmarCroatian Derived from Croatian krčmar meaning "innkeeper, tavern owner, barkeeper", which is ultimately derived from Croatian krčma meaning "inn, tavern, pub".... [more]
KremicBosnian (Rare) Surname Kremić was used in early middle-ages, in Bosnia. It was used by royal and ordinary people. That surname is very rare today and it's almost extinct, but in the past it had very big influence.