- Source: Greg Colby
- Seth Rollins
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- American Cinema Editors Awards 2016
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Greg Colby (born February 25, 1952) is an American football coach. He was the defensive coordinator at Central Michigan University from 2015 to 2018. Colby served as the head football coach at Millersville University of Pennsylvania from 2008 to 2012, compiling a record of 11–44. He was the defensive coordinator at Kent State University from 1998 to 2001 and at Northwestern University from 2002 to 2007.