This reference work investigates the linguistic origins, etymological development, and geographical distribution of over 70,000 surnames. Patrick Hanks, a noted lexicographer, utilizes extensive linguistic research to categorize names based on their historical roots, including patronymic, occupational, and habitation-based classifications. The text provides a systematic framework for understanding how surnames evolved across Europe and the Americas, serving as a comprehensive tool for genealogical and onomastic study.

Experts and genealogists frequently cite this work as a foundational resource for onomastic research due to its breadth and clarity. Readers often note the academic density of the entries, which provide precise linguistic data while remaining accessible for non-specialist researchers.