FK Cementarnica 55 (Macedonian: ФК Цементарница 55) was a football club from Skopje, North Macedonia.

They most recently competed in the Macedonian Third League (North Division).

The club was founded as FK FCU after the name of founder, ex cement factory 'FC Usje' (fabrika za cement Usje) Skopje.

1Cementarnica 55 was excluded from the third league after not appearing at 3 matches.

This article about a football club in North Macedonia is a stub.