Italian international Jorginho joins Arsenal from Chelsea.
Gray Frame Corner
The 31-year-old midfielder, joins Gunners with a vast amount of experience of both club and international football.
Jorginho will wear the number 20 shirt at Arsenal.
Jorginho becomes Arsenal's third acquisition of the January transfer window.
The 31-year-old Italy midfielder has signed an 18-month contract, with an option to extend for a further year.