The invention discloses an apple and hawthorn compound beverage and a preparation process thereof in the technical field of preparation of fruity drinks. The apple and hawthorn compound beverage comprises the following components in parts: 60-80 parts of apples, 40-60 parts of hawthorn, 100-120 parts of purified water, 1-3 parts of a compound sweetener, 0.6-0.8 part of citric acid, 0.2-0.4 part ofsodium citrate, 0.5-1.5 part of a stabilizer and 0.8-1.2 parts of food coloring. The preparation process comprises the following specific steps: S1, removing peel and cores of the apples, and soakingin a color protection solution; S2, juicing the apples, and filtering; S3, removing seeds of the hawthorn, cooking, and soaking in hot water; S4, juicing the hawthorn, and filtering and clarifying; S5, mixing the apple juice and hawthorn juice, and adding a flavoring agent to be homogenized; S6, removing oxygen in the beverage under vacuum conditions; and S7, sterilizing and packaging under hightemperature and high pressure. The apple and hawthorn compound beverage prepared by the invention does not have any layering or precipitating phenomenon; and due to the addition of the compound sweetener and the stabilizer, the taste is natural and pure, and the preparation method is simple and suitable for large-scale factory production.