News of the deal broke earlier today, with the Cameroon international travelling to Carrow Road for a medical and talks over personal terms.
Those discussions appear to have gone successfully as the centre-back has now penned a three-year contract with the Canaries.
"Morning tweeps!! I've been officially transfered to Norwich today! 3 years deal! Another chapter in my football life! I wish all the best to my old team mate at spurs!! Ive had great time with them! I hope they'll success," he wrote on Twitter.
Bassong joined Spurs in 2009 from Newcastle United.