A rotary bird feeder device includes a direction indicator and a bird feeder. Through the combination of the direction indicator and the bird feeder, not only the direction indicator indicates the direction for others, but also birds feed on the bird feeder above the direction indicator, which has strong ornamental, smart and reasonable structure design, and strong practicality. The bird feeder has a rotating function to facilitate cleaning of the outside of the bird feeder. By providing a bird feeding space for storing birdseed in the direction indicator, the direction indicator has the function of a bird feeder, and the space design of the direction indicator is skillfully utilized.