Bryce Harper has become the youngest unanimous MVP winner in baseball history, capturing the NL award during a season in which his Washington Nationals missed the playoffs.

Harper turned 23 in mid-October, after the postseason had already started.

Harper got all 30 first-place votes from members of the Baseball Writers' Association of America in results announced Thursday.

The outfielder led the majors in slugging percentage and on-base average. He hit .330 with 42 home runs and 99 RBIs.

Arizona first baseman Paul Goldschmidt was second in the voting and Cincinnati first baseman Joey Votto was third.

Tom Pennington / Getty Images
Tom Pennington / Getty Images
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In the American League, Josh Donaldson has won the MVP award, earning the honor after helping boost the Toronto Blue Jays back into the playoffs for the first time since 1993.

The third baseman got 23 first-place votes from members of the Baseball Writers' Association of America in results announced Thursday.

Angels outfielder Mike Trout got the other first-place votes finished second for the third time - he won the award last year. Kansas City outfielder Lorenzo Cain was third.

Donaldson led the AL with 123 RBIs and topped the majors by scoring 122 runs. He hit 41 home runs and batted .297.

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