John Marr studied piano with Dr. Mary Mark Zeyen and composition with Dr. Lloyd Rodgers at California State University, Fullerton. He was awarded the Outstanding Achievement in Composition-Master's of Music by Lloyd Rodgers at California State University, Fullerton.
Mr. Marr is leader of the “alt-classical” ensemble Brother Mallard. He has served as Artist in Residence for The Cerritos Center for the Performing Arts Educational Outreach Program. In addition to Santiago Canyon College, he is currently on the faculties of Irvine Valley College, Saddleback College, Santa Ana College and Cerritos College.