Stephanie Widjaja (born 19 February 2003) is an Indonesian badminton player affiliated with Jaya Raya Jakarta club. She was part of the national junior team that won the first Suhandinata Cup for Indonesia in 2019 BWF World Junior Championships. She also featured in the Indonesian women's winning team at the 2022 Asia Team Championships.
In May 2023, Widjaja join the women's team at the 2023 SEA Games â women's team event and took the silver medal after losing to Thai team.
In September, Widjaja lost at the second round of Indonesia Masters Super 100 I from 4th seed fellow Indonesian player Komang Ayu Cahya Dewi in straight games.
Women's singles
Girls' singles