Rosborough Boats — Royal Overseas Yachting Company, Ltd.
- Rosborough Boats
- Rose Petal Jewelry of Cape Cod
- Rose Petal Nautical Jewelry and Gifts of Cape Cod
- Roses Marine
- Ross Bros.
- Ross Marine
- Ross Marine Ideas/The Marander Company
- Ross Yacht Sales
- Rot Doctor
- Roto-Photo
- Rotterdam Yacht Centre
- Rotterdam Yacht Centre
- Rowing wholesale suppliers, distributors & wholesa
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- Roy Allman - Muskoka Canoe Builder
- Roy Folland Kayaks
- Royal Charlotte - Charter Boat fishing in the English Channel
- Royal Gorge Rafting
- Royal Gorge Rafting, Colorado Whitewater Rafting
- Royal Hong Kong Yacht Club
- Royal Northumberland Yacht Club
- Royal Overseas Yachting Company, Ltd.