The present disclosure discloses a multifunctional picnic table with dinner plates, including a left table board and a right table board which are hinged with each other; at least two detachable first table legs and detachable second table legs are mounted on upper and lower end surfaces of both the left table board and the right table board; the first table legs and the second table legs can be spliced end to end and extend; at least one first groove is formed in the upper end surfaces of the left table board and the right table board; and chopping board surfaces are arranged on the lower end surfaces of the left table board and the right table board.