To provide a door seal body in which the whole door seal body that is long can be stably mounted on a door without generating meandering or floating, and in which locking clips will not come off.

This door seal body comprises a seal main body 2 as an extrusion mold that is long, and a mounting member 3 having higher rigidity than the seal main body 2 that is installed on a mounting base part 21 of the seal main body 2. The seal main body 2 has a grooved space part 20 for installing the mounting member 3 onto the mounting base part 21 along its length. The mounting member 3 has a plurality of lock parts 31, and the mounting member 3 is installed on the grooved space part 20 of the seal main body 2 as the lock parts 31 are protruded from the mounting base part 21 of the seal main body 2.