Señorita Colombia 2018 was the 66th Miss Colombia pageant, held on November 12, 2018 at the Cartagena de Indias Convention Center in Cartagena de Indias, Colombia. At the end of the event, Laura González of Cartagena crowned Gabriela Tafur of Valle del Cauca as Señorita Colombia 2018–2019. Twenty-six contestants competed. The competition was hosted by Carlos Calero and Daniela Alvarez.