Show ContentsCosner History, Family Crest & Coats of Arms

The ancestral home of the Cosner family was in the German state of Bavaria. Cosner is a local name for a person who lived in Franconia where their name rose to prominence through their involvement in the social and cultural affairs of the area.

Early Origins of the Cosner family

The surname Cosner was first found in Franconia, where the name was an integral part of the feudal society which would shape modern European history. Many prominent branches of the family would strive to make this name renowned as they contributed to the social, economic and political affairs of the region.

Early History of the Cosner family

This web page shows only a small excerpt of our Cosner research. Another 195 words (14 lines of text) covering the years 1306, 1468, 1565, 1635, 1741, 1769, 1773, 1800 and 1810 are included under the topic Early Cosner History in all our PDF Extended History products and printed products wherever possible.

Cosner Spelling Variations

In the medieval era, many different cultural groups lived in the German states. There are thus many regional variations of German surnames from that era. Westphalians spoke Low German, which is similar to modern Dutch. Many German names carry suffixes that identify where they came from. Others have phrases attached that identify something about the original bearer. Other variations in German names resulted from the fact that medieval scribes worked without the aid of any spelling rules. The spelling variations of the name Cosner include Kaestner, Kastner, Kestner, Kastener, Kaestener, Kestener, Cestner, Kesstner, Kaesstner, Kasstner, Castner, Caestner, Koestner, Kostner, Coestner and many more.

Early Notables of the Cosner family

Prominent among members of the name Cosner in this period include Franz de Paula Andreas Joseph Bonaventura Castner von Collenbach (b.1769), Lord of the estate Collenbach near Staubing in Bavaria, who distinguished himself as a lawyer and major of the Bavarian regiment of Viechtach. Johann Georg Christian Kestner...
Another 47 words (3 lines of text) are included under the topic Early Cosner Notables in all our PDF Extended History products and printed products wherever possible.

Cosner Ranking

In the United States, the name Cosner is the 13,826th most popular surname with an estimated 2,487 people with that name. [1]


United States Cosner migration to the United States +

Between the mid-17th and mid-20th centuries, German settlers arrived in North America by the thousands. Persecution based on religion and poverty were great motivators in this large-scale migration. So too was the opportunity for tenant farmers to own their own land. Ample land and opportunity awaited the settlers who went to such states as Pennsylvania, Texas, New York, Illinois, and California, as well as Ontario and the prairie provinces of Canada. Research into the origins of individual families in North America revealed records of the immigration of a number of people bearing the name Cosner or a variant listed above:

Cosner Settlers in United States in the 18th Century
  • Philipp Cosner, who arrived in Philadelphia, Pennsylvania in 1763 [2]


  1. "What are the 5,000 Most Common Last Names in the U.S.?". NameCensus.com, https://namecensus.com/last-names/
  2. 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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