Servant or messenger; church official
Deaken is a modern spelling variant of the English occupational surname Deacon. It originates from the Greek word 'diakonos', which refers to a servant or an official in the Christian church.
Less common today
Deaken isn't in the latest US Top 1000. It last peaked at #5,370 in 2013.
US births per 5-year period, 1990βpresent (SSA data).