Following the liberation of Luxembourg, the original name FC Marisca Mersch was restored.

[3] In 1947, as runners up in Division 2 Serie 1, Marisca Mersch were promoted for the first time to the third level of the Luxembourg league pyramid for the first time, where they remained for 10 seasons.

[4] In 2012 Marisca Mersch reached the final of the Coupe FLF, a cup competition for teams in the third to fifth divisions of the Luxembourg football league system.

[6][7] 2023 also saw the club reach the final of the Luxembourg Cup for the first time, where they were beaten 4–2 by Differdange 03.

[11][12] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.