The story
- Middle High German · derived fromsinger
- Low German · derived fromdei
- German · derived fromDeisinger
- English todayDysinger
Americanized spelling of German Deisinger, a habitational surname for someone from Deising in Riedenburg. Or, possibly from Low German dei + Middle High German singer (compare Sänger).
Etymology from Wiktionary, CC BY-SA 4.0.