skip navigation


Email and Twitter Information

Jimmy Webster

Jimmy Webster

Head Coach

Brayden Blackwell

Brayden Blackwell

Assistant Varsity Coach

Dalton Conway

Dalton Conway

Junior Varsity Red Coach

Josh Dillard

Josh Dillard

Junior Varsity Blue Coach

Darien Mooney

Darien Mooney

Freshman Coach

Jimmy Webster - Head Baseball Coach

Coach Webster is in his 30th season of baseball, his 28th season as a high school head coach and his third season as Head Coach at Grapevine High School. He also spent two years as the Director of Baseball Operations and Interim Infield Coach for Texas Tech University. In addition to his baseball work, Coach Webster is the Assistant Cross Country Coach and a Pre-AP World Geography teacher at GHS.

Coach Webster came to Grapevine from Denton, TX, High School, where he led the Broncos to the postseason. Prior to Denton, he spent time as the Head Baseball Coach at Odessa Permian High School, Plainview High School, Lubbock Coronado High School, Lubbock High School, Devine High School and Floydada High School.

During his 28 years of high school coaching, Webster has collected more than 400 wins and led 16 teams to the postseason. He has been named District Coach of the Year eight times, Greater West Texas All-Star Baseball Coach four times, Lubbock Avalanche Journal South Plains Coach of the Year twice and named Teacher of the Month twice. He has also served as the Region I Director of the Texas High School Baseball Coaches Association.

Coach Webster played high school baseball at Lubbock Monterey for legendary Hall of Fame coach Bobby Moegle – the winningest high school baseball coach in the nation. Webster was a member of teams that made consecutive trips to the state tournament in 1984 and 1985. He played collegiately at Lubbock Christian University and Texas Tech University for Hall of Fame coach Larry Hays.

Coach Webster is married to Kelly, also a teacher in GCISD at Grapevine Elementary. They have two daughters, Tyler – who is married to Stewart MacDonell – and Sydney – who is married to Lennard Hansen. Jimmy and Kelly also have a single grandchild, Sam, born to Tyler and Stewart in May of 2020. Over the years, Coach Webster has coordinated various charity events that have raised over $25,000 for the American Cancer Society, Make-a-Wish Foundation and the Challenger Baseball League.

Contact Coach Webster at

Brayden Blackwell - Assistant Varsity Coach

Coach Blackwell is in his fifth year as a high school coach, his third at Grapevine High School. He serves as the Assistant Varsity Coach for the Mustangs. In addition to the baseball work, he is an assistant coach for the GHS football team and teaches Geometry and Algebra II.

He came to GHS from Clear Brook High School in Friendswood, TX, where he was an assistant coach for the football and baseball programs, helping both teams reach postseason play in 2016.

Coach Blackwell attended Coronado High School in Lubbock, TX, where he played baseball for Coach Webster. Coach Blackwell played baseball and received his business degree from Wayland Baptist University in Plainview, TX. He and his wife, Kristen, share their home with their dog, Charlie

Contact Coach Blackwell at

Dalton Conway - Junior Varsity Red Coach

Coach Conway is in his seventh year of high school teaching and coaching, his third year at Grapevine High School. He again will coach the Junior Varsity Red baseball team after coaching the Freshman team his first season. In addition to baseball, he coaches the linebackers for the varsity football team and teaches Economics.

He came to Grapevine from McKinney, TX, High School, where he coached football and baseball, helping the baseball team to the playoffs once in two years. Prior to McKinney, he coached football and baseball at Aransas Pass High School for two years, also making postseason baseball play.

Coach Conway grew up in Rockport, Texas, and attended Mountain View Community College, where he played baseball for two years. He then attended Texas State University. He and his wife, Haley, have two sons, Cooper (4) and Cayse (born in February 2021).

Contact Coach Conway at

Josh Dillard - Junior Varsity Blue Coach

Coach Dillard is in his 10th year as a high school coach and his fifth year at Grapevine High School. For the fourth year, he is the Junior Varsity Blue Head Coach after serving as the Freshman Head Coach his first year. In addition to his baseball work, he is an assistant varsity football coach, head freshman football coach, and teaches World Geography.

He came to GHS from Salado, TX, High School, where he was an assistant coach for the 2016 4A state runner-up baseball team.

Coach Dillard attended Poteet High School in Mesquite, TX, where he played football and baseball. He graduated from Texas A&M University with a Bachelor of Science degree in Health and Kinesiology. While at A&M, he was a member of the Corps of Cadets, played on the corps baseball team, and coached the corps baseball team during his junior and senior years.

He and his wife, Jenny, have been married for 9 years and have a daughter, Kylee (5), and a son, Caleb (1).

Contact Coach Dillard at

Darien Mooney - Freshman Coach

Coach Mooney, who has coached in GCISD for 23 years, is in his 15th year with the Mustang baseball program and is the Freshman Head Coach for the second consecutive year. He has coached the Freshman, JV Blue and JV Red teams during his time with GHS baseball. During his 23 years in GCISD, he has spent 17 years as the Athletic Coordinator at Cross Timbers Middle School, where he coaches football, cross country and track.

He and his wife, DaiAnn (GCISD Chief Financial Officer), have been married for 25 years and have two children – Kyler, a sophomore at Texas A&M, and Madison, a sophomore at GHS.

Coach Mooney and his family love the game of baseball and are blessed to have the opportunity to be a part of the Mustang baseball family.

2 Peter 3:18

Romans 5:1-5

Contact Coach Mooney at