To provide a door opening weather-strip which can ensure a high seal property and improve a wind noise or permeability.

A door opening weather-strip 10 is laid so that a door frame 1 is bouight in elastic contact along a body opening in which the door frame 1 is closed. A corner part 11 in response to the corner of the door frame 1 is constituted by a die mold part and a proper rigid and elastic property is obtained by that a back rib 12 is integrally formed to the corner 11. The back rib 12 of the corner 11 is arranged along the corner of the door frame 1 and the corner 11 of the door opening weather-strip 10 is supported from the backside and a high seal property is ensured around the corner of the door frame 1.