Those who submit STAFF changes, please provide an official source that shows the transfer/release. Transfermarkt isn't always trustworthy when it comes to staff.
39051882 · Contracted to Grindavík UMFG
Jón Júlíus Karlsson is a 36 year old Managing Director from Iceland.
They are currently contracted to Knattspyrnudeild Ungmennafélag Grindavíkur.