Miss Universe 2015 was the 64th Miss Universe pageant, held at The AXIS in Las Vegas, Nevada, United States on 20 December 2015. This was the first edition of the pageant to be held under the ownership of WME/IMG, which purchased the Miss Universe Organization from Donald Trump on 14 September 2015. Consequently, it was also the first Miss Universe event to be aired by Fox and Azteca as the pageant's respective English and Spanish broadcasters instead of NBC.

Paulina Vega Dieppa is a Colombian TV host, model and beauty queen who was crowned Miss Universe 2014, she previously was crowned Miss Colombia 2013. Vega is the second Miss Universe from Colombia.