Sir Louis Bernhard Baron, 1st Baronet (19 October 1876 – 6 May 1934), was a British-Jewish tobacco and cigarette manufacturer.
Baron was the son of Bernhard Baron. He was created a baronet, of Park Street in the parish of St George, Hanover Square, in the County of London, in 1930. He died in May 1934, aged 57, when the title became extinct.