Sailing from VYC, Grant Ballantyne competes in the Western Cape dinghy circuit. Grant's competitive record on SailingSA begins in October 2025. Since then 1 races across 1 regattas have been completed. Grant competes mainly in the 505 fleet, alongside races in other fleets. Highlights include winning the SailingSA events in the multiple fleets fleet, along with the SailingSA events in the multiple fleets fleet. Grant remains active in regional dinghy racing.