Mavis Wanczyk

Powerball winner's ex-husband was killed in 2016 hit-and-run Mavis Wanczyk, 53, is the winner of the largest single lottery jackpot ever in

Mavis Wanczyk, right, of Chicopee, Mass , laughs beside state treasurer Deb Goldberg during a ne · Mavis Wanczyk picked the winning ticket for

mavis wanczyk $ Powerball winner speaks out, calls jackpot 'a pipe dream' Mavis Wanczyk is the holder of the single winning ticket —

mavis wanczyk Mavis Wanczyk has revealed how she selected the numbers that made her the biggest Powerball winner ever with a $758 million prize