For De Borst there are 28 on Yasni with different names.
Among the most common last names on Yasni De Borst is on position 4499.
De, Means Of.
(Sent from: Nunziante De Filippo)
To my knowledge, after the name comes from the Swabian town of bristles and is derived from the "boys" from here "burscht" in the Swabian, or at least something like that ...
(Sent from: Markus Borst)