Robert Wood Johnson IV (born April 12, 1947) is an American businessman who was United States ambassador to the United Kingdom from 2017 to 2021. He is a great-grandson of Robert Wood Johnson I, and a billionaire heir to the Johnson & Johnson pharmaceutical fortune. In 2000, Johnson purchased the New York Jets, a franchise of the National Football League; Johnson remains the co-owner of the Jets, along with his brother, Christopher, who is vice-chairman. A longtime Republican Party donor, Johnson was a supporter of Donald Trump's presidential campaigns. He was appointed by Trump to the post of United States Ambassador to the United Kingdom. Britain’s exit from the EU and the relocation of the United States embassy in London occurred during his tenure. Early life, family, and education Johnson is heir to the Johnson & Johnson pharmaceutical fortune, which was founded by his great-grandfather, Robert Wood Johnson I. Johnson was born in New Brunswick, New Jersey, United States, the son of Betty (Wold) and Robert Wood Johnson III, who was president of Johnson & Johnson for four years. Johnson grew up with four siblings, Keith Johnson, Billy Johnson, Elizabeth "Libet" Johnson, and Christopher Wold Johnson, in northern New Jersey, and attended the Millbrook School. Johnson worked summer jobs at Johnson & Johnson. Johnson graduated from the University of Arizona. Career Sports In January 2000, Johnson purchased the New York Jets for $635 million, at the time the third-highest price for a professional sports team and the highest for a New York professional sports team. Johnson outbid the offer of $612 million placed by Charles Dolan, the owner of the Madison Square Garden, New York Knicks, and New York Rangers. Forbes valued the team at $3.2 billion as of September 2019. After buying the Jets, Johnson announced plans to move them to the proposed West Side Stadium in Manhattan. However, after the project's defeat in 2005, Johnson announced the Jets would move to a new Meadowlands Stadium as an equal partner with the Giants. The new stadium opened on April 10, 2010, with naming rights being acquired by MetLife. Johnson was a member of the eight-man NFL search committee to choose a successor to Paul Tagliabue as NFL commissioner. Johnson's brother Christopher took over as CEO and acting owner in 2017, while Johnson was U.S. ambassador to the United Kingdom. In 2021, after returning to the U.S., Woody Johnson returned