Although the Welshman has endured a mixed first half to the season, his decision to commit his long-term future to the club is a crucial part of plans to bring success to the club.
A delighted Bellamy said: “I believe the club is on the verge of winning things and I want to be part of it.
“The decision to commit myself to Newcastle United was an easy one, we have a talented young squad, an excellent manager and backroom staff and the fans are fantastic.
“For me it’s a dream come true, I am playing for one of the biggest clubs in