20.09.1911
foundation as Caroloregian Lodelinsart Club Olympique
__.__.1912
renaming in Olympic Club de Charleroi
05.06.1921
renaming in Olympic Carolingien de Lodelinsart
13.06.1922
renaming in Olympic Club de Charleroi
20.08.1937
renaming in Royal Olympic Club de Charleroi
01.07.1972
renaming in Royal Olympic Club de Montignies-sur-Sambre
01.07.1982
renaming in Royal Olympic Club de Charleroi
01.07.2000
merger with Royale Association Marchiennoise des Sports to Royal Olympic Club de Charleroi-Marchienne
01.07.2016
renaming in Olympic Club de Charleroi
01.07.2019
merger with Châtelet-Farciennes Sporting Club to Olympic Charleroi Châtelet Farciennes
01.07.2020
renaming in Olympic Club Charleroi
01.07.2021
renaming in Royal Olympic Club Charleroi