Ribbon n-braid group is the group of n-band braids admitting ribbon intersections.
In this theses we find a simple presentation of the ribbon 2-braid group.
In chapter 2 we introduce braid group.
In chapter 3 we introduce the framed braid group and other groups as subgroup of braid group.
In chapter 4 we find a presentation of the ribbon 2-braid group and suggest a presentation of the ribbon n-braid group.