baron

a person of rank, power, or influence in a particular field a media baron who owns newspapers, television and radio stations, and even several cable networks Synonyms magnate, captain, czar (also tsar or tzar), king, lion, lord, mogul, monarch, Napoleon, prince, tycoonRelated Words big boy, big cheese, bigfoot, biggie, big gun, big shot, big wheel, bigwig, fat cat, figure, heavy, heavyweight, honcho, kahuna, main man, mover and shaker, nabob, nawab, notable, personage, pooh-bah (also poo-bah), supremo [chiefly British], VIP; celebrity, personality, star, superstar; deity, demigod, godNear Antonyms half-pint, lightweight, small-timer; inferior, subordinate, underling; nobody, nothing, zero