Recently, expectations for the revitalization of the local economy through the creation of added value by farms are rising, to the extent that the term 6th industry was created. Accordingly, trademark applications for agricultural products as designated products are also increasing. When it comes to the protection system for marks, it can be said that each country has based its protection on trademark law. However, in relation to agricultural products, geographical indications and new variety protection have been discussed together. In relation to agricultural products, trademarks are industrial property rights and are under the jurisdiction of the Korean Intellectual Property Office. For plant seed variety protection, the National Seed Resource operates a protection system for variety names, and the National Agricultural Products Quality Management Service operates a protection system for geographical indications based on different laws. Accordingly, a comprehensive review of the protection system for marks related to agricultural products can help applicants seeking protection establish a strategic and systematic protection plan. In relation to agricultural products, not only are the protection of variety names under the geographical indication protection system and the new variety protection system operated based on different laws, but also understanding of the differences in institutional purpose and protection method, and the similarities and differences in function with trademarks. It is also true that confusion is increasing for applicants due to the shortage. Accordingly, based on an understanding of the historical background under which geographical indications and variety names emerged and were protected, in addition to protection through the Trademark Act, which is the basic protection system for marks, ultimately, the characteristics of agricultural products.