Sinead O'Connor and her boyfriend, psychotherapist Barry Herridge tied the knot at the Little Pink Chapel in Las Vegas yesterday.
It was the singer's fourth marriage and she met the Dublin health professional three months ago.
He counsels children in need at a Dublin clinic
She announced her plans to get married again on an Irish radio show on Monday.
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She then flew to Las Vegas to the wedding chapel there with her new beau
She described how Barry had proposed to her on every date soon after they first me for coffee after he wrote her an email.
She had made public her search for a new man and even visited a matchmaking festival in search of a mate.
Her quest ended in the tiny Las Vegas chapel yesterday.