Lorraine Dunn (later Davis, 12 September 1942 – 16 October 2003) was a Panamanian sprinter and hurdler.
She competed in the 4 × 100 metres relay at the 1960 Summer Olympics and the 1964 Summer Olympics as well as the 80 metres hurdles in 1964.
Dunn finished third in the 200 metres with a time of 24.7 seconds and finished fourth in the 80 metres hurdles at the 1963 Pan American Games.
Dunn's international breakthrough came when she won a gold medal in the 4 x 100 metres relay at the 1959 Central American and Caribbean Games as a 16-year old.
She also won a silver medal in the 80 metres hurdles and a bronze in the 4 x 100 metres relay at the 1962 Central American and Caribbean Games.