Una Lorraine Morris (born 17 January 1947) is a retired Jamaican sprinter.
She represented Jamaica at the 1964, 1968 and 1972 Olympics in eight sprint events in total, with the best achievement of fourth place in the 200 metres in 1964.
She won a bronze medal in the 4×100 metres relay at the 1967 Pan American Games.
in 1963 and 1964 she was chosen as Jamaican Sportswoman of the Year.Currently she is a radiologist and also the owner of the Kingston Cafe restaurant in Pasadena, California, as featured on an episode of the American television reality show Kitchen Nightmares with Gordon Ramsay.