Sir William Borlase's Grammar School Boat Club

Sir William Borlase's Grammar School Boat Club is a rowing club on the River Thames based at Longridge, Quarry Wood Road, Marlow. The club belongs to the Sir William Borlase's Grammar School. The club shares the boathouse facility with Great Marlow School Boat Club.

The club won the prestigious Fawley Challenge Cup three times at the Henley Royal Regatta.

The club has also produced multiple British champions.

British champions
Key= O Open, W Women, +coxed, -coxless, x sculls, J junior, 18 16 age group