Show ContentsKosar History, Family Crest & Coats of Arms

Early Origins of the Kosar family

The surname Kosar was first found in Mecklenburg, where the Koss family contributed greatly to the development of an emerging nation, and would later play a large role in the tribal and national conflicts of the area. Over time, the Koss family name branched into other houses, where their influence continued to be felt because of the important role they played in the local social and political affairs.

Early History of the Kosar family

This web page shows only a small excerpt of our Kosar research. Another 55 words (4 lines of text) are included under the topic Early Kosar History in all our PDF Extended History products and printed products wherever possible.

Kosar Spelling Variations

Spelling variations of this family name include: Koss, Kosa, Kus, Kusiak, Kosik, Kosinski, Koscielski, Koskela and many more.

Early Notables of the Kosar family

More information is included under the topic Early Kosar Notables in all our PDF Extended History products and printed products wherever possible.


United States Kosar migration to the United States +

Some of the first settlers of this family name were:

Kosar Settlers in United States in the 19th Century
  • Franz Kosar, who settled in New York, NY in 1881
  • Ruzena Kosar, aged 18, who arrived in Baltimore, Maryland in 1893 1

Contemporary Notables of the name Kosar (post 1700) +

  • Commander William S. Kosar, U.S. Navy aviation projects officer, Polar Programs, National Science Foundation (NSF) eponym of Kosar Point, Antarctica
  • Scott Kosar, American screenwriter, best known for writing the script for The Machinist


  1. Filby, P. William, Meyer, Mary K., Passenger and immigration lists index : a guide to published arrival records of about 500,000 passengers who came to the United States and Canada in the seventeenth, eighteenth, and nineteenth centuries. 1982-1985 Cumulated Supplements in Four Volumes Detroit, Mich. : Gale Research Co., 1985, Print (ISBN 0-8103-1795-8)


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