Both Belfast schools are well-represented at the Kingspan Stadium as fans look to cheer their team onto glory.
Check out our photo gallery of some of the best snaps from the day so far.
1. RBAI fans prepare to create the noise with their drum at the Kingspan Stadium
Fans of RBAI enjoying today's Danske Bank Schools Cup Final. Photo: Toby Gosnall
2. RBAI fans ready for kick-off
RBAI fans in fine tune ahead of kick-off at the Kingspan Stadium Photo: Toby Gosnall
3. Thumbs up for RBAI
Two RBAI fans in fine form ahead of their school taking on Campbell College Photo: Toby Gosnall
4. RBAI fans out in force
RBAI fans proudly display one of their banners at the Kingspan Stadium Photo: Toby Gosnall
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