Ryan, with greying, shoulder-length hair and wearing a grey suit, shirt and striped tie, gave no reaction as the sentence was handed down by Mr Justice Henriques.
As he was led from the dock to the cells, the victim's brother, who had been in tears for much of the sentencing hearing, shouted: "Evil scum."
Ms Lee's ex-partner, Neville Barratt - whom, the court heard, Ryan tried to frame for the murder - also shouted "Scum" and had to be restrained by a friend when he lunged forward in the public gallery as the defendant was led away by two security guards.
A conman who murdered his lover after cheating her out of more than £60,000 has been jailed for life with a minimum term of 34 years.
A "conman" who cheated more than £60,000 out of his wealthy secret lover was today found guilty of her murder.