The Newport 20 is an American sailboat, that was designed by Gary Mull and first built in 1968. The design is out of production.^{[1][2][3][4][5]}

The boat was built by Newport Boats and also by Lindsey Plastics under its Capital Yachts Inc. brand in the United States. Only three or four were built and the design is now out of production.^[1][5]

The Newport 20 is a small recreational keelboat, built predominantly of fiberglass. It has a masthead sloop rig, an internally-mounted spade rudder and a fixed fin keel. It displaces 2,500 lb (1,134 kg) and carries 990 lb (449 kg) of ballast. The boat has a draft of 3.33 ft (1.01 m) with the standard fin keel.^[1][2][5]

The boat has a hull speed of 5.69 kn (10.54 km/h).^[2][5]

• List of sailing boat types