The Alfa Romeo 1900 was produced in Italy from 1950 to 1959. It was unveiled at the Paris Motor Show as the first Alfa Romeo car with available left-hand drive. It was sold as a 4-door sedan, 2-door coupe, and convertible with rear-wheel drive and a front-mounted engine.

The car was powered in basis by a 1.9-liter inline 4-cylinder engine with 90 hp (66 kW). In 1951, a version with a more powerful engine was introduced with 100 hp (74 kW). In 1953, versions were introduced with the 2-litre I4 engine with 115 hp (85 kW). The engines were mated to a 4-speed or 5-speed manual transmission. A total of 21 304 examples were produced.