János Kajdi (30 December 1939 – 10 April 1992) was a boxer from Hungary. He competed at the 1964, 1968 and 1972 Olympics in the lightweight, light-welterweight and welterweight (– 67 kg) division, respectively, and won a silver medal in 1972. In the final he was defeated by Cuba's Emilio Correa on points (5:0).
1964 Olympic results
Below are the results of János Kajdi, a lightweight boxer form Hungary, who competed at the 1964 Tokyo Olympics: