Martin Dean - Head Coach


Coach Martin Dean is entering his 35th year of coaching and is in his 17th year as the Head Baseball Coach at The Colony High School.  During his time, the baseball team qualified for the state playoffs for the first time in school history (2010-2011) and won the first playoff game and advanced to the area round in the first time in school history in 2018. Coach Dean guided the Cougars to a school record 25 wins in 2021, culminating in the school's first district championship and Regional Quarterfinal appearance. Prior to coming to TCHS, Coach Dean was a pitching coach and Football coach at Lewisville High School, the Head Baseball Coach at Kemp High School and the Head Baseball Coach at Lawton Ike High School in Oklahoma.  He has spent six years coaching select baseball teams during the summer, including the 2009 BCS National Champions, Dallas Yankees.


Coach Dean was a graduate of Del City High School in Oklahoma and Southeastern Oklahoma State University.  While attending Southeastern Oklahoma, he played baseball for the Savages and was drafted by the

Atlanta Braves.


Coach Dean has a wonderful wife, Debbie and they have three children.  Elizabeth is currently a teacher at LHS Harmon.  Matthew, a graduate of The Colony High School, plays baseball for the Toronto Blue Jays Organization and Kathryn, a graduate of Lewisville High School.

Colby Rogers - Varsity Assistant Coach


Coach Rogers is in his 7th year at The Colony High School and 8th year in Lewisville ISD. Coach Rogers graduated from Lewisville High School in 2009.  He attended Lon Morris College and Lyon College on baseball scholarships. In 2019, he obtained his Master's degree in Sports Management from Missouri Baptist University.


Coach Rogers previously coached football and basketball at Hedrick Middle School and baseball at Lewisville High School.  Coach Rogers got married in July of 2020 to his wife, Alex. 

Brandon Grady - JV Gold Head Coach / Assistant Varsity

Coach Brandon Grady is in his 6th year at The Colony High School. Brandon is a graduate of Liberty Christian High School and the University of North Texas. He previously worked at Griffin Middle School. He also coaches football and teaches Teen Leadership and AVID.


Whit Whitlock - JV Black Head Coach / Assistant Varsity
Coach Whitlock graduated from West Ouachita High School in West Monroe, Louisiana in 2002. After high school he attended Louisiana College where he played baseball and obtained a degree in Criminal Justice. Coach Whitlock then attended ULM to obtain his Master of Arts in Teaching. This will be Whit’s fifteenth year in coaching,thirteen of which were in Louisiana. Whit now lives in Allen with his beautiful wife Tammy and their daughter Whitney Beth. He also has two step-sons, Hunter (26)  and Fisher (21). Whit’s interests include hunting and fishing with his dad back home state of Louisiana.

Allen Domer - Assistant Coach


Coach Domer graduated from Lewisville High School in 2007 where he played baseball.  He attended Texas Tech and majored in Exercise and Sports Science.  This is his 5th year as assistant coach for TCHS Baseball.  He volunteers and coaches for the Lewisville ISD Special Olympics.  In his spare time, he enjoys playing sports and traveling.