Provided are a ground device and a portable terminal having the same. The ground device for connecting an inner metallic material with an outer metallic material includes a ground piece electrically connected with the inner metallic material and a connection terminal portion which is bent to extend as one piece from the ground piece and is connected with the outer metallic material. A portable terminal includes an inner metallic material provided in an inner side of a main body of the portable terminal, an outer metallic material provided in a battery cover provided in an outer side of the main body, and a ground device for connecting the inner metallic material with the outer metallic material, and the ground device includes a ground piece mounted in the main body to be connected with the inner metallic material and a connection terminal portion which is multi-step bent as one piece from the ground piece to be connected with the outer metallic material.