A rotary food cutter device includes a rotary disc and a plurality of spaced-apart cutters disposed on the rotary disc. Each of the cutters has a blade. The rotary disc has a plurality of discharge openings each located at a side of and adjacent to the blade of a respective one of the cutters, and a plurality of bump groups. Each of the bump groups is located at a side of and adjacent to the respective one of the cutters, and includes a plurality of spaced-apart bumps extending from a top surface of the rotary disc.