I looked up Oopke in the NVB and was directed to this explanation (in
Dutch)
http://www.meertens.knaw.nl/nvb/verklaring/naam/Obe
Such a reduced form is hard to explain, as the two different suggested origins (
WULF + B... and ODAL + B...) show.
--elbowin
This message was edited 7/5/2016, 8:07 AM