It’s incredible, right? I don’t want to spoil it for you, but there are folks with last names like Baker, Miller, Smith, etc. that don’t even resemble food dish names! They’re occupations. Mind blown.
Used by people who've adopted those names after being assimilated into the cultures from which those names came about.
Gur Kimchi is evidently Jewish, and his name appears to be a variation of the Sephardic Jewish family name Kimhi. It evolved independently of the Korean name for their side dish, seeing as how they're from different language families