Oberdan Alionço de Lima (born 30 July 1995), known as Oberdan, is a Brazilian professional footballer who plays as a midfielder for K League 1 club Pohang Steelers.
Oberdan has played for Rio Branco PR, FC Cascavel, and Figueirense FC, as well as spending spells on loan at a number of other clubs in Brazil. In 2023 he joined South Korean top-flight team Pohang Steelers on a one-year loan with an option to buy. In his first year in the K League, he was named as one of the league's 'Best XI' across the season. Pohang triggered the buy clause ahead of the 2024 season, signing Oberdan on a three year contract.