O'Connor High School has one of Texas' largest marching bands and was led by Mr. Wallace Dierolf from its conception until 2004, and is now headed by Mr. Roland Sandoval with the assistance of Mr. George G. Garza, Mr. Wesley Perkins, and Mr. Eric Eaks.
O'Connor High School has one of Texas' largest marching bands. O'Connor High School was led by Mr. Wallace Dierolf from its conception until 2004. O'Connor High School is now headed by Mr. Roland Sandoval with the assistance of Mr. George G. Garza. O'Connor High School is now headed by Mr. Roland Sandoval with the assistance of Mr. Wesley Perkins. O'Connor High School is now headed by Mr. Roland Sandoval with the assistance of Mr. Eric Eaks.