The Hajjah Fatimah Mosque (Malay: Masjid Hajjah Fatimah; Jawi: مسجد حاجة فاطمة; Arabic: مَسْجِد ٱلْحَاجَّة فَاطِمَة, romanized: Masjid Al-Ḥājjah Fāṭimah) is a mosque located along Beach Road in the Kampong Glam district within the Kallang Planning Area in Singapore. The mosque was designed in a mix of Islamic and European architectural styles, and completed in 1846. The mosque is named after an aristocratic Malay lady, Hajjah Fatimah, who commissioned its construction.