All-Time MLB Rookie of the Year Winners by Team Rankings

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■ Chicago Cubs All-Time Rookie of the Year Winners (6 total)
1961 - Billy Williams (OF)
1962 - Ken Hubbs (2B)
1989 - Jerome Walton (OF)
1998 - Kerry Wood (P)
2008 - Geovany Soto (C)
2015 - Kris Bryant (3B)
※ All were National League (NL) Rookie of the Year winners
Source and Reference Materials
MLB Official All-Time Rookie of the Year Winners

Rookie of the Year Award Winners | History | MLB.com
MLB.com
A list of Rookie of the Year award winners in MLB history.
MLB Official Kris Bryant Rookie of the Year Article

Bryant sweeps NL Rookie of the Year vote
MLB.com
It's unanimous: No National League rookie was better in 2015 than the Cubs' Kris Bryant. Bryant received all 30 first-place votes from the Baseball Writers' Association of America to become the 11th u…