Where does “Deisinger” come from?

Deisinger (German) comes from Low German dei — Alternative form of de.

Ancestry of “Deisinger”, step by step

Deisinger traces back through two separate lines of ancestry.

via Low German dei

StepLanguageWordMeaning
1Low GermandeiAlternative form of de

via Middle High German singer

StepLanguageWordMeaning
1Middle High Germansinger
Every word from Low German dei