Birnstiel
Birnstiel is a German surname. It is believed to originate from the combination of "Birne" (pear) and "Stiel" (stem), potentially indicating an ancestral occupation related to pear cultivation or orchards, or a location near a prominent pear tree or orchard with a significant stem. The name is relatively uncommon but appears in historical records within German-speaking regions. Variations in spelling may exist.