Mrs. Colleen Marin was born in San Diego, California and raised in Marietta, Georgia. She graduated from Alan C. Pope High School and attended the University of Georgia where she graduated in 2014 with a Bachelor’s Degree in Music Education. While at the University of Georgia, she performed with the University of Georgia Redcoat Band, the University of Georgia Symphony Orchestra, as assistant principal, and the University of Georgia Wind Ensemble. Mrs. Marin earned her Masters of Music Education from the University of North Texas, graduating in 2023. 

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Mrs. Marin has taught for 10 years at Chamblee High School in Chamblee, GA. During her time at Chamblee HS, the program expanded into three concert bands and added a percussion ensemble, jazz band, indoor percussion group, and a winter guard. She expanded the marching band to include a front ensemble and a color guard. Her marching band regularly placed in the top three in each category at competitions in the fall. The winter guard earned third at SAPA in their inaugural year and won A Class in their third year.

Her professional affiliations include National Association for Music Educators and Kappa Kappa Psi National Honorary Fraternity.

Mrs. Marin enjoys reading and spending time with family and friends, and performing with the Georgia Wind Symphony. She resides in Norcross with her husband, Allan, daughter Joan, and her cat, Kal.