O
- Oak Bay Golf & Country Club
- Oakdale Golf & Country Club
- Oakfield Golf and Country Club
- Oak Gables Golf & Country Club
- Oak Hall Par 3 Golf Course
- Oak Hills Golf Club
- Oak Island Golf Resort
- Oakland Greens Golf & Country Club
- Oaklands Golf Club
- Oakridge Golf Club
- Oaks of Cobden Golf Club
- Oakview Golf & Country Club
- Oakville Executive Golf Course
- Oakville Golf Club
- Oakwood Golf Course
- Oakwood Inn Resort & Golf
- Ocean Links at Brule Point
- Ogema Golf Club
- Olde Town Golf Course
- Old Mill Pond Golf & Country Club
- Olds Golf Club
- Oliver's Nest Golf and Country Club
- Olympic View Golf Club
- Omineca Golf and Country Club
- Orangeville Golf Club
- Orchard Beach Golf & Country Club
- Orchard Greens Golf Club
- Orchard View Golf Course
- Orleans Golf Academy
- Orr Lake Golf Club
- Oshawa Airport Golf Club
- Oshawa Golf and Curling Club
- OslerBrook Golf & Country Club
- Osoyoos Golf & Country Club
- Osprey Links Golf Club
- Osprey Ridge Golf Club
- Osprey Shores Golf Resort
- Osprey Valley Resorts
- Ottawa Athletic Club Golf
- Ottawa Hunt & Golf Club
- Otter Creek Golf Club
- Our Ponderosa RV & Golf Resort
- Outlook Park Riverview Course
- Oviinbyrd Golf Club
- Owenbrook Golf Course
- Owl's Head Golf Club
- Oxbow Country Golf Course
- Oxbow Glen Golf & Country Club
- Oxford Golf and Country Club/Craigowan
- Oxley Beach Golf Course
- Oyen & District Golf Club