The invention is applicable to the technical field of agricultural product processing, and provides a production process of naked oat wine. The production process comprises the following steps: step 1, preparing raw materials; step 2, cleaning; step 3, soaking; step 4, cooking; step 5, saccharifying; step 6, fermenting; step 7, distilling; step 8, storing; and step 9, filling, specifically, primarily steaming for 1 hour by virtue of high steam, and carrying out re-steaming for 10-20 minutes in an open mode so as to cook the raw materials, wherein the raw materials are distilled by virtue of three times of yeast feeding, steam detection and steamer feeding, slight spreading and uniform spreading, conical fermented grain stacking, slow fire distillation, uniform wine flowing, distilling with high steam in the later period and sectional quality-based wine collecting, the steam pressure is controlled at 0.2 MPa-0.4 MPa, and the temperature of flowing wine is controlled at about 30 DEG C. The product produced by the production process disclosed by the invention conforms to the GB / T10781.2 standard, and has the characteristics of being clear and transparent, obvious in grain fragrance, coordinated in taste, soft, sweet and refreshing; and in addition, after drinking the product, a person does not feel dizzy, the effect of dispelling the effects of alcohol is fast, and the person does not feel thirst and does not have a headache.