Gary Patrick Gilroy (born 1958) is a musician, composer, and educator.
Currently, he is Professor of Music and Director of Bands at California State University, Fresno.
Prior to this appointment, he served for a decade as Director of Bands at Fred C. Beyer High School in Modesto, California where his band was awarded several national honors, including the International Sudler Shield Award from the John Philip Sousa Foundation.
As an adjudicator for Drum Corps International, Music in the Parks, Youth in the Arts, and Bands of America he has served in 39 states and throughout Canada.
He has been involved as a performer or instructor/arranger for many Drum and Bugle Corps including the Santa Clara Vanguard, Valley Fever and the Concord Blue Devils.