Abstract: A strap lock for suitcases, bags or the like, comprises a box-type body associable with a first end of a strap and having a slit for inserting the second end of the strap therethrough. The box-type body is adapted to be closed by a lid associated therewith. The device further comprises an eccentric shaft cooperating with the inner surface of the box-type body to releasably lock the second strap end securely and being actuated on closing the lid. A lock is provided for the safety closure between the box-type body and the lid.