There is a tennis court at Meeting centre "Ons Hol" in Hollum. You can rent this via VVV Hollum.
You can rent the tennis court (outside track) from 1 April up to and including 1 November from Monday up to and including Sunday from 09.00 AM - 5.00 PM. Price: € 15,- per hour.
Look for the address of Tourist Office Hollum here.
9161 CC, Hollum