Shaban Sejdiu (; born 6 May 1959) is Macedonian retired freestyle wrestler.
An ethnic Macedonian Albanian, Sejdiu, as part of the Skopje Wrestling Club, was trained by notable coaches Risto Takov, who had also trained notable wrestlers Shaban Tërstena, Bajram Qorrolli, Abdulla Mehmeti, Mustaf Syla, Shend Kamberi and Adnan Elezi.
Sejdiu competed in the 1976 Summer Olympics, in the 1980 Summer Olympics, in the 1984 Summer Olympics, and in the 1988 Summer Olympics. He received bronze medals in both the Moscow and Los Angeles Olympics.
Sejdiu also competed in the 1977 and 1981 World Wrestling Championships, and received silver medals in both. Soviet wrestler and Olympic and Worlds gold medalist, Saypulla Absaidov, stopped him in both finals of the Moscow Olympics and the 1981 World Wrestling Championships.
His daughter Altuna is a successful singer in North Macedonia and Albania.