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FILE - In this Jan. 8, 2014 file photo, actress Allison Williams arrives at the 40th annual People's Choice Awards at Nokia Theatre L.A. Live, in Los Angeles. Williams who stars in the TV show, "Girls" is engaged, her rep confirmed Wednesday, Feb. 26, 2014. (Photo by John Shearer/Invision/AP, file)
NEW YORK—"Girls" star Allison Williams is making a grown-up move.

She's engaged to marry boyfriend Ricky Van Veen, confirmed her rep Lindsay Galin on Wednesday.

Twenty-five-year-old Williams is the daughter of NBC news anchor Brian Williams.

Van Veen is a co-founder of the comedy website CollegeHumor.

People magazine was the first to report the news.

"Girls," in its third season on HBO, has been a breakout role for the Yale University graduate.