Christie was the captain of the English amateur boxing team from 1980 to 1983 and European amateur champion in 1983.
After turning professional he was a regular fixture on ITV Fight Night in the 1980s.
Another ex-world champion, Barry McGuigan, tweeted: “So sad to hear the news that the hugely talented Errol Christie has passed away. God bless you Errol, RIP.”
Former world featherweight champion Carl Frampton also said: “I was lucky enough to meet Errol Christie once or twice. What a lovely man. Sorry to hear about him passing. RIP.”
And Chris Eubank tweeted: Errol Christie, one of the old masters of boxing, has passed away. I sparred with him many times in our early 20s and he was a sweetheart.”