To provide a door weather strip for an automobile for easily and surely mounting a door weather strip in a corner of a door frame.

The corner 12 of a vehicle outside weather strip 20 of the door weather strip 10 is formed by mold molding by burying an insert member 23 in a vehicle outside mounting base 21. In the insert member 23, two or more projections 25 are formed to be away in the longitudinal direction of the insert member 23. Two or more mounting holes 62 and 63 corresponding to the projections 25 are formed in a door frame 2, door molding 50 or a reinforcing member 60. At least one of the mounting holes 62 has substantially the same outer shape as the projection 25. At least the other of the mounting holes 63 is an oblong hole in a direction corresponding to the longitudinal direction of the insert member 23 and has substantially the same as the outer shape of the projection part 25 in a width direction. In this mounting structure, the corner of the vehicle outside weather strip is mounted by inserting the projections 25 in the mounting holes 62 and 63.