This study has investigated the Horse Culture and the Horse Owner‘s colours(Horse racing silks or Jockey’s costume). The results of this study revealed that the jockey‘s costume of western as well as Korean’s. According to the “International agreement on breeding and racing” in order to avoid too much variation between basic colours, grades of colours and colour combinations, a standard for owner‘s colours and jacket design has been agreed. Racing colours registered before the present agreement will however be allowed. Every horse coming from abroad runs in the registered colours of its owner in the country where the horse is trained. There are unique Korean jockey’s costume, They are going to change jockey‘s costume to Owner’s colours.