"Variant of Adriaan"
The name Arjen is commonly a male name from the "Dutch" origin.
Arjen is a Dutch given name, a shortened form of Adriaan, which is the Dutch form of Adrian. Adrian goes back to the Latin Hadrianus, a Roman family name. The name is a long-established Dutch given name and is not a modern invention, even though it enters United States birth records only in 2007.
Adriaan means "Dutch form of ADRIAN".
The pronunciation of Arjen is AR-yen.