Bantleon is a rare German surname, most concentrated in Baden-Württemberg (especially the Geislingen/Ulm area and nearby places such as Großsüßen), with smaller numbers elsewhere in Germany and limited presence in the United States.

Surname Origin and Meaning

It is a variant of Bantel / Bantle, an Alemannic-Swabian short form of the personal name Pantaleon (Greek Pantaléōn).

• Pantaleon derives from pan- (“all”) + léōn (“lion”), meaning roughly “all-lion” or “lion in all respects.”
• The name is associated with Saint Pantaleon (also known as Panteleimon), a 4th-century Christian martyr and physician from Asia Minor who became a popular saint in both Eastern and Western traditions.

Related forms include Bantel, Bantle, and Bantele. A secondary (less common) explanation for some similar names is a habitational origin from places like Banteln near Hildesheim, but the Pantaleon derivation is the primary one given for the Swabian/Baden-Württemberg cluster.

Early German Roots

Records appear in Württemberg by at least the early 18th century. One documented example is George Wilhelm Bantleon (born about 1708 in Großsüßen, Oberamt Geislingen, Württemberg). His parents were Georg Bantleon Sr. and Agnes Theiß; he married Agnes Weitbrecht in 1736 in Schorndorf and had several children, including Christoph Friedrich Bantleon.

The name remains most numerous today in Baden-Württemberg.

Presence in the United States

U.S. census and other records show Bantleon families mainly between 1880 and 1920, with the largest concentration in New York (especially Rochester/Monroe County). Smaller numbers appear in places such as Michigan and Wisconsin.

A notable American branch centered on David Bantleon, a skilled German woodworker/immigrant who began a millwork and wood-turning business in Rochester, New York, as a young man. His sons (including William H. and George) continued it as the Bantleon Brothers Company. They manufactured doors, interior woodwork, and related products. The family built a factory at 97 Railroad Street around 1905 (lumber arrived by rail); the building later became home to Rohrbach Brewing Company’s Railroad Street Beer Hall. The company also had a presence on North Water Street (sometimes called the Bantleon Building). The firm operated into the early/mid-20th century.

Later individuals appear in Michigan (e.g., Leonard George Bantleon of Troy, 1936–2026, born in Detroit) and other states, but the Rochester woodworking family is the best-documented early American cluster.

Other Notes

• There is a well-known German/Swiss asset-management firm named Bantleon (founded in the late 20th century, focused on economic-cycle strategies), but it is a modern company name rather than a direct family history topic.
• Other businesses (e.g., Hermann Bantleon GmbH in Ulm, dealing in petroleum products) also use the name in the Baden-Württemberg region.

Overall, Bantleon is a classic example of a regional German surname that developed from a saint’s personal name in the Swabian dialect area and was carried to the U.S. by 19th-century immigrants, particularly skilled tradesmen who settled in industrial centers like Rochester.

If you have a specific person, location, or branch (e.g., a particular ancestor, Rochester line, or Württemberg village), more targeted records from FamilySearch, Ancestry, or local German church books can usually narrow it further.