Farm animal welfare means how a farm animal is living with the proper conditions. In modern society, farm animal welfare is essential for sustainable development and humane production of livestock. The initial concept of animal welfare was started from England based on five freedoms, and the animal welfare guideline of OIE (Office International des Epizooties) had become an international standard for animal welfare. OIE’s guideline dealing with transportation, disease prevention and appropriate veterinary treatment, shelter, management and nutrition, humane handling and humane slaughter of farm animal. For the settlement of farm animal welfare, it is necessary to introduce the animal welfare certification standards considering domestic situation, based on the guidelines of OIE standards. The purpose of this review was to; firstly, evaluate global status of farm animal welfare and secondly, suggest several plans for settlement of farm animal welfare in South Korea.