The Gulfstar 43 is an American sailboat that was designed by Vince and Richard Lazarra as a cruiser and first built in 1971.

[1][2][3][4][5] The design was built by Gulfstar Yachts in the United States, between 1971 and 1978, but it is now out of production.

[1][2][4][5][6] The Gulfstar 43 is a recreational keelboat, built predominantly of fiberglass, with wood trim.

It has a masthead sloop rig or optional ketch rig, a raked stem, a vertical transom, a keel-mounted rudder controlled by a wheel and a fixed long keel.

[1][2][4][5] The boat has a draft of 3.50 ft (1.07 m) with the standard long keel fitted.