Maria Hertogh (born Huberdina Maria Hertogh; 24 March 1937 – 8 July 2009), also known as Bertha Hertogh, Nadra binte Ma'arof, Nadra Adabi and simply as Natrah, was a Dutch woman of Eurasian extraction and Malay upbringing, notable for being at the centre of the Maria Hertogh riots as a girl.