The Henry J was an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 automobile

Automobile

An automobile, autocar, motor car or car is a wheeled motor vehicle used for transporting passengers, which also carries its own engine or motor...

 built by the Kaiser-Frazer Corporation and named after its chairman, Henry J. Kaiser

Henry J. Kaiser

Henry John Kaiser was an American industrialist who became known as the father of modern American shipbuilding. He established the Kaiser Shipyard which built Liberty ships during World War II, after which he formed Kaiser Aluminum and Kaiser Steel. Kaiser organized Kaiser Permanente health care...

. Production

Mass production

Mass production is the production of large amounts of standardized products, including and especially on assembly lines...

 of six-cylinder models began in July 1950, and four-cylinder production started shortly after Labor Day

Labor Day

Labor Day is a United States federal holiday observed on the first Monday in September that celebrates the economic and social contributions of workers.-History:...

, 1950. Official public introduction was September 28, 1950. The car was marketed through 1954.
The Henry J was the idea of Henry J. Kaiser

Henry J. Kaiser

Henry John Kaiser was an American industrialist who became known as the father of modern American shipbuilding. He established the Kaiser Shipyard which built Liberty ships during World War II, after which he formed Kaiser Aluminum and Kaiser Steel. Kaiser organized Kaiser Permanente health care...

, who sought to increase sales of his Kaiser automotive line by adding a car that could be built inexpensively and thus affordable for the average American in the same vein that Henry Ford

Henry Ford

Henry Ford was an American industrialist, the founder of the Ford Motor Company, and sponsor of the development of the assembly line technique of mass production. His introduction of the Model T automobile revolutionized transportation and American industry...

 produced the Model T.