OK (dinghy)
| Development | |
|---|---|
| Designer | Knud Olsen | 
| Boat | |
| Crew | 1 | 
| Draft | 0.91 m (3 ft 0 in) | 
| Hull | |
| Construction | plywood, fiberglass | 
| Hull weight | 72 kg (159 lb) | 
| LOA | 4.00 m (13 ft 1 in) | 
| Beam | 1.42 m (4 ft 8 in) | 
| Hull appendages | |
| Sails | |
| Mainsail area | 8.95 m2 (96.3 sq ft) | 
| Racing | |
| D-PN | 96.5 | 
| RYA PN | 1100 | 
The OK Dinghy is an international class sailing dinghy, designed by Knud Olsen in 1956.