For Carstanjen there are 7 on Yasni with different names.
Among the most common last names on Yasni Carstanjen is on position 4520.
The name 'Carstanjen' is composed of the two names 'Carson' and 'Jan', and (later) the last two vowels were reversed. Such a formation of family names is quite common.
(Sent from: Heinz Dieter Carstanjen)
