Afifa, A. and Mariana, M. 2026. The Effect of Good Corporate Governance (GCG) on Financial Performance with Gender Diversity as a Moderating: Empirical Study of Property and Real Estate Companies Listed on the Indonesia Stock Exchange (IDX) for the 2020–2024 Period. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE). 9, 2 (May 2026), 12286-12307. DOI:https://doi.org/10.31538/iijse.v9i2.10352.