Roman Arkadyevich Abramovich (Russian: Роман Аркадьевич Абрамович; Hebrew: רומן ארקדיביץ' אברמוביץ'; born 24 October 1966) is a Russian oligarch and politician. He is the former owner of Chelsea, a Premier League football club in London, England, and is the primary owner of the private investment company Millhouse LLC. He has Russian, Israeli and Portuguese citizenship.