Carolina Castillo Hidalgo (born 4 November 1990 in Cali) is a Colombian freestyle wrestler.

[1] She competed in the freestyle 48 kg event at the 2012 Summer Olympics and was eliminated in the qualifications by Davaasükhiin Otgontsetseg.

[2] She competed in the same event at the 2016 Summer Olympics, beating Chov Sotheara before losing to Elitsa Yankova in the quarterfinals.

[3] In 2020, she competed in the 2020 Pan American Wrestling Olympic Qualification Tournament, held in Ottawa, Canada, without qualifying for the 2020 Summer Olympics in Tokyo, Japan.

[4] This biographical article relating to a Colombian sport wrestler or wrestling coach is a stub.