Share This! Welcome Back Graduates Hello Spartans, GBN supports opportunities to reconnect as Spartans. Please check this page for upcoming events geared towards alumni. Reunions For information about reunions, please visit the Glenbrook Foundation website. ALUMNI RESOURCES Archives Distinguished Alumni GBN Alumni Portal Glenbrook Foundation Medical Record Requests Ordering Transcripts GLENBROOK NORTH LOYALTY SONG To Glenbrook High we sing our praise, And to the Green and Gold, We pledge to Thee our Loyalty, As Spartans true and bold. Our Alma Mater glorious, we give our best to you. Today and in the years to come, You'll find us always true!