Marion Hattenbach Bernstein
Berko It appears to be kinnuim for Dov, but does it also includeDovid or David is a separate name >from Dov, which means "bear" -- which is
why Ber, Berel and Berko are kinnuim.
By the way, Berkowitz, Berenson & some even think Bernstein are all derivatives.
Marion H. Bernstein
San Antonio, TX