The couple have been together for four years Sir Paul McCartney is to get married for the third time, his publicist says.
The former Beatle, who is 68, had got engaged to the New York businesswoman Nancy Shevell, 51, Stuart Bell said.
The couple have been together for four years. It is not yet known when the wedding will take place.
Sir Paul’s first wife, Linda, died of cancer in 1998. He married Heather Mills in 2002, and they divorced in 2008.
Mr Bell did not give any further details but said: “We’re all thrilled for him.”
Nancy Shevell was married for more than 20 years to an American lawyer and political candidate, Bruce Blakeman.
She is a board member of New York’s transportation authority, and a vice-president of her family business.
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