Mariam Coulibaly was born in Ivory Coast in 1977, and she grew up in Gagnoa.[1] Her mother, a local politician, was from the country's Southwest, while her father, a sports coach, was from the North.[1] As a high school student in Gagnoa, she became involved in extracurricular activities that led her to discover an interest in radio broadcasting.[1] After graduating in 1996, she enrolled in the law department at the University of Abidjan, where she obtained a degree in legal sciences.[1][2]
While still a student, in 1997, she began working as a radio presenter for the station Fromager Tropique FM. After graduation, she was hired at Radio Yopougon, then moved to City FM in Treichville.[1]
In March 2000, Coulibaly participated in Radio Télévision Ivoirienne's (RTI) recruitment test for presenters, and she was hired.[1][2] After a year, she was moved to RTI 2 to host "Le club de la RTI 2."[1] In 2013, she was assigned to host the international production "INTERVILLES Côte d'Ivoire" for RTI 1.[3]
She was named director of the radio station Fréquence 2 [fr] in 2016.[2][4][5] In 2025, she was appointed director of the channel RTI 2.[6]
Coulibaly is affectionately known as "Mam Coul" among her fans.[1]
