Korea haven't (Not exactly sure, but Korea was close winning Miss Universe in 1988, instead they got second place). Other countires like Japan, Thailand, or Phillipines had won two or three times. Korea was close though .
Nope.
Colombia has won Miss Universe 2 times: 1958 and 2014
Croatia has never won Miss Universe.
Miss Cayman has never won Miss Universe.
Miss India has won Miss Universe 2 times:1994: Sushmita Sen2000: Lara Dutta
Colombia has won Miss Universe twice: 1958 and 2014
Colombia has won Miss Universe 2 times: 1958 and 2014
The winner of the Miss Universe contest in1978 was Margaret Gardiner from South Africa.
Venezuela has won Miss Universe 7 times: 1979, 1981, 1986, 1996, 2008, 2009, 2013
Most of the Miss Universe title has been won by United States of America, who has won it seven time.
Miss USA has won Miss Universe 8 times: 1954, 1956, 1960, 1967, 1980, 1995, 1997, 2012