In 2012 the club was renamed again as FC Blue Boys Muhlenbach.

[1] As of the 2011–12 season, they played in the Luxembourg Division of Honour, the second tier of football in the country.

Blue Boys were promoted to the top flight of Luxembourg football in 2019.

On 18 May 2020 the club merged with FC RM Hamm Benfica.

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