Yes, Michael Winner was a Jew. Winner was an English film director and producer.
Winner was born in Hampstead, London, England, the son of Helen and George Joseph Winner. His family was Jewish. His mother was Polish and his father of Russian extraction, and a Freemason.
Winner's career began in 1956 and he directed films, both English and American, through 2010. In 1967 he began producing the films as well as directing.
Winner died on January 21, 2013 at the age of 77.