The Jeanneau Arcachonnais is a French trailerable sailboat that was designed as a day sailer and pocket cruiser, first built in 1969.
The design was built by Jeanneau in France, starting in 1969, but it is now out of production.
The Arcachonnais is a recreational keelboat, built predominantly of fiberglass. It has a fractional sloop rig, with a deck-stepped mast and aluminum spars. The hull has a raked stem, an angled transom, a transom-hung rudder controlled by a tiller and a fixed stub keel with a retractable centerboard. It displaces and carries of ballast.
The boat has a draft of with the centerboard extended and with it retracted, allowing operation in shallow water or ground transportation on a boat trailer.
The boat is normally fitted with a small outboard motor for docking and maneuvering.
The design has sleeping accommodation for two people, with a double "V"-berth in the bow cabin.
The design has a hull speed of .