The Sigma 38 OOD (Offshore One Design) stands as a definitive chapter in British yachting history, representing a purposeful shift toward seaworthiness and structural integrity in the mid-1980s. Conceived by the Royal Ocean Racing Club (RORC) in the wake of the tragic 1979 Fastnet Race, the design was commissioned to provide a robust alternative to the increasingly fragile IOR (International Offshore Rule) racing yachts of the era. Designed by David Thomas and built by Marine Projects in Plymouth, the Sigma 38 was engineered to be a "go-anywhere" cruiser-racer that could handle the rigors of the English Channel and the North Atlantic while maintaining a competitive edge on the racecourse. With over 120 hulls produced between 1985 and 1993, the model established one of the most enduring one-design fleets in the world, a legacy meticulously documented by the Sigma 38 Class Association.
Used Sigma 38 Sailboats for Sale

- Make
- Sigma
- Model
- 38
- Builder
- Cheoy Lee Shipyard Ltd.
- Designer
- Sparkman & Stephens
- Number Built
- Production Year(s)
- 1967 - ??
Below are the most recent Sigma 38 sailboat listings.
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