Last Name Olszacki

Learn more about the origin of the last name Olszacki

The meaning and origin of the last name Olszacki

The surname Olszacki is a Polish patronymic derived from the male given name "Oliszko" or "Olsza", which translate to "elm tree" or "small elm". Patronyms were formed by adding the suffix "-ski/-szczak" to the given name in Polish, indicating that the original bearer was the son of or servant to someone named Oliszko or Olsza. The surname Olszacki first appeared in the medieval records of Poland, particularly within regions such as Mazovia and Lesser Poland, where Polish families were often occupational, regional, or personal names. As with many Eastern European surnames, the spelling and pronunciation of Olszacki may have evolved over time due to migration, assimilation, and record-keeping inconsistencies. Today, the surname can be found among Polish communities worldwide, as well as in other countries where Poles have immigrated.

Geographical distribution of the last name Olszacki

The surname Olszacki is predominantly found in Eastern Europe, particularly in Poland and Lithuania. It originates from the Old Polish word 'ołszak', meaning a small piece of cloth or a rag. In Poland, it is most commonly found in the historical regions of Mazovia and Podlasie. The name also has a significant presence in Lithuania due to historic cultural and religious ties between the two nations. Smaller concentrations can be found in other Eastern European countries such as Belarus and Ukraine, due to historical migration patterns and population movements over centuries. Outside of Europe, there are pockets of Olszacki families in North America, particularly in Canada and the United States, where Polish immigrants settled during the late 19th and early 20th centuries.

Variants and spellings of the last name Olszacki

The surname Olszacki has several variations and spellings, primarily due to differences in transliteration and regional dialects. Some of these variants include Olszak, Olsaczek, Olschak, Olsach, Olshak, Oleshak, and Oleschuk. These variations can be found in different countries where the family originated, such as Poland, Lithuania, Belarus, Ukraine, and Russia. Additionally, it is not uncommon for individuals to alter their surnames slightly during immigration or assimilation processes. It's always a good idea to conduct further research when trying to trace the history of a name with multiple spellings like Olszacki.

Famous people with the last name Olszacki

The Olszewski (or Olszacki) surname is of Polish origin and has produced notable figures across various fields. Notably, Andy Olszewski, born Andrzej Olszewski, is an American artist known for his intricate mosaics that adorn buildings in the United States, particularly his work on the exterior of the New York City Public Library. In sports, Stan Mikita, born Stanisław Oleszewicz, was a Polish-Canadian professional ice hockey player who played 22 seasons with the Chicago Blackhawks and was inducted into the Hockey Hall of Fame in 1983. Lastly, Mieczyslaw H. Olszewski, a Polish mathematician and engineer, made significant contributions to the field of control theory during the 20th century, earning him membership in the National Academy of Engineering. These individuals exemplify the diverse achievements and impact that those with the surname Olszewski or Olszacki have made on their respective fields.

Genealogical research on the last name Olszacki

The surname Olszacki is of Polish origin, derived from the place name Olza or Olsza, which refers to a row of poplar trees. The earliest recorded instances of the Olszacki family can be traced back to the 16th century in regions such as Masovia and Royal Prussia. Notable figures bearing this surname include Jan Olszewski, a Polish nobleman and military commander from the 17th century, and Juliusz Olszański, a prominent Polish poet and literary critic from the late 19th and early 20th centuries. The Olszacki family migrated to various parts of Europe and America during the 19th and 20th centuries due to political upheavals and economic opportunities, leading to significant dispersal and diversification in their genetic makeup and cultural traditions. Today, the Olszacki name is predominantly found in Poland, Lithuania, the United States, Canada, Australia, and other countries with significant Polish diaspora communities.

Last name distribution maps

Sources & References

• INSEE statistics on the surname "olszacki"
• Global distribution of the surname on Forebears.io
• Wikipedia Article

About the author :

NomOrigine Team
Passionate about genealogy, name history, and linguistics, we have been analyzing the origins of names for over 3 years. Our content is based on verified historical, etymological, and statistical data.
Last updated : 15 June 2025