Sir Lincoln Carruthers Hynes, also known as L. C. Hynes or Bob Hynes, was an Australian cricketer, radio and television manager, and hospital administrator. He played seventeen first-class matches for New South Wales between 1935/36 and 1938/39. He was the chairman of Royal North Shore Hospital from 1968 to 1977. Sir Joseph Carruthers was his maternal great-uncle.