This database contains a list of designs which have appeared in major yachting magazines. If you would like more information about any of these, then email us at library@nmmc.co.uk
| Name | Designer | LOA/Class | Boat type | Magazine | Date |
|---|---|---|---|---|---|
| Oompah | Holmes, George | 20 ft | Yacht, yawl | The Boatman | 1995/03 |
| Open 40 | Groupe Finot | 40 ft LOA | Yacht, sloop | Yachting World | 2004/02 |
| Open 60 | Owen, Merfyn & Clarke, Allen | 65 ft LOA | Yacht, sloop | Yachting World | 2002/10 |
| Open Boat | Courtney, R C W | 25 ft | Motor | Motorboat and Yachting | 1923/11 |
| Opher | Wenlock, E | 20 ft LWL | Yacht, sloop | Yachting Monthly | 1911/12 |
| Opreisningen | 44 ft – Viking longboat | Femboring | Classic Boat | 1998/12 | |
| Optimist | Lewis, C L | 7 ft – see also CB 2005/05 p 89 | Dinghy, sailing | Yachting Monthly | 1921/08 |
| Optimist | Optimist Boats | 8 ft | Dinghy, sailing | Light Craft | 1961/09 |
| Optimist | Mills, Clark | 2.3 m LOA 1947 | Dinghy, sailing | Yachts and Yachting | 1997/11 |
| Optimist | Mills, Clark | 8 ft LOA | Dinghy, sailing | Yachts and Yachting | 1962/11 |
| Optimome | Caillou, Remi | 9 ft | Dinghy, sailing | The Boatman | 1996/05 |
| Orana | McGruer, James | 42 ft LOA | Yacht, sloop | Yachting World | 1960/02 |
| Orange Blossom | Hoevell, G W W C van | 29 ft LOA | Yacht, ketch | Yachting World | 1961/12 |
| Orange Box, Fourareen | Smith, Jim | 18 ft LOA | Dinghy, sailing | Classic Boat | 2008/07 |
| Orchid | McCallum, J A | 50 ft LOA | Motor | Yachting Monthly | 1907/10 |
| Orchid | J A McCallum | 50 ft | Yacht, motor | Motorboat and Yachting | 1907/10 |
| Orfeusz | Tobis, W J | 16 ft LOA | Catamaran | Yachting Monthly | 1965/02 |
| Oriana II | New York Yacht, Launch & Engine Co. | 54 ft | Motor | Motorboat and Yachting | 1920/06 |
| Orient | Wolstenholme, A | 38 ft LOA | Yacht, steam | Watercraft | 2004/11 |
| Original | Greathead, Henry | First lifeboat | Lifeboat | Yachting Monthly | 1990/09 |
| Original Fast cruiser | Bain, John | 42 ft | Yacht, motor | Yachting World | 1932/11 |
| Oriole | George Owen | 90 ft launched 1921 | Ketch | Classic Boat | 2019/02 |
| Orion | Giles, Mark | 4.66 m LOA | Dinghy, sailing | Yachts and Yachting | 2004/10 |
| Orion | McBryde, W G | 40 ft | Motor, sailer | Motorboat and Yachting | 1920/04 |
| Orion 50 | Mull, Gary | 50 ft LOA | Yacht, ketch | Yachting World | 1984/02 |
| Orion SRD | Giles, Mark | 4.66 m LOA | Dinghy, sailing | Yachts and Yachting | 2004/10 |
| Orita | Cameron, J R | 19 ft LWL | Yacht, sloop | Yachting Monthly | 1906/09 |
| Orkadian | Castro, Tony | 21 ft LOA | Fishing | Practical Boat Owner | 1989/06 |
| Orkadian 20 | Orkney Boats | 20 ft | Motor | Motorboat and Yachting | 1996/04 |
| Orkadian 23 | Golesworthy, Karey | 23 ft LOA | Motor | Practical Boat Owner | 1992/08 |
| Orkadian 23 | Golesworthy/Orkney Boats | 23 ft LOA | Motor | Practical Boat Owner | 1982/08 |
| Orkney 580TT | Mursell, Arthur | 19 ft LOA | Motor | Practical Boat Owner | 1998/01 |
| Orkney Pilot House 25 | 25 ft | Motor cruiser | Practical Boat Owner | 2016/09 | |
| Ormidale | Bain, John | 53 ft – see also CB 1994/08 p 39 | Yacht, motor | Yachting World | 1948/10 |
| Oronasay | G L Watson & Co. | 63 ft | Yacht, motor | Motorboat and Yachting | 1932/05 |
| Oronsay | Watson, G L & Co | 63 ft LOA – see also Ymn 1932/06 p 146 ( ? Design | Yacht, motor | Yachting World | 1932/05 |
| Orrskar | 27 ft LOA Swedish | Motor | Practical Boat Owner | 1973/12 | |
| Ortac | Clark, Robert | 49 ft LOA – see also CB 1999/05 p 36 | Yacht, cutter | Yachting Monthly | 1937/08 |
| Orthops | Clark, Robert | 36 ft LOA | Yacht, sloop | Yachting World | 1959/01 |
| Orthops | Clark, Robert | 37 ft LOA | Yacht, sloop | Yachts and Yachting | 1959/01 |
| Osborne Condor | William Osborne Ltd | 41 ft | Motor | Motorboat and Yachting | 1956/11 |
| Osborne cruiser | William Osborne | 45 ft | Yacht, motor | Yachting World | 1939/02 |
| Osborne cruiser | William Osborne Ltd | 30 ft | Motor | Motorboat and Yachting | 1939/09 |
| Osborne Falcon Junior | William Osborne | 36 ft | Motor | Motorboat and Yachting | 1937/09 |
| Osborne Pacific 30 | William Osborne Ltd | 30 ft | Motor | Motorboat and Yachting | 1977/02 |
| Osprey | Proctor, Ian | 17 ft – see also YW 1955/12 p 535 | Dinghy, sailing | Yachting World | 1952/05 |
| Osprey | Osborne, William Ltd | 31 ft LOA | Motor | Yachting World | 1950/03 |
| Osprey | Newland, Nick | 15 ft LOA – see also CB 2002/12 p 37 | Dinghy, sailing | Watercraft | 2001/07 |
| Osprey | Stow, E A | 60 ton | Yacht, steam | Yachting Monthly | 1908/02 |
| Osprey | Ian Proctor | 17 ft | Sailing dinghy | Classic Boat | 2016/05 |
