| Designer | Ron Holland |
|---|---|
| Location | Finland |
| Year | 1978 - 1980 |
| No. Built | 12 Racing 21 Cruising |
| brand | Swan |
| Builder(s) | Nautor Swan OY |
| Boat Weight | 8,165 kg (18,001 lb) |
| Draft | 2.19 m (7.2 ft) |
| General | Racing and Cruising Version |
| Type | Monohull |
| LOH | 11.98 m (39.3 ft) |
| LWL | 9.60 m (31.5 ft) |
| Beam | 3.81 m (12.5 ft) |
| Ballast | 3,583 kg (7,899 lb) |
| Rig Type | Masthead |
| I (Foretriangle Height) | 16.46 m (54.0 ft) |
| J (Foretriangle Base) | 5.03 m (16.5 ft) |
| P (Mainsail Luff) | 14.48 m (47.5 ft) |
| E (Mainsail Foot) | 4.05 m (13.3 ft) |
The Swan 39 was designed by Ron Holland and built by Nautor's Swan and first launched in 1978. This model is very much orientated to the IOR rule with a "R" version produced that looks more like a racing rather than a cruiser racing boat.