Date Mother Age of mother Father Country Description 1759-12-05 December 5, 1759 Mummenthaler, AnnaAnna Mummenthaler 7000809000000000000♠8 years, 9 months A relative of her parents Switzerland Old Swiss Confederacy (now Switzerland) Anna Mummenthaler of Lauperswil, Canton of Bern gave birth to a stillborn girl when she was 8 years old.[8] 1884-12-00 December 1884 Mum-Zi !Mum-Zi 7000803999999999999♠8 years, 4 months Chief Akkiri Niger Coast (now Nigeria Nigeria) Mum-Zi was a member of Chief Akkiri's harem on the island of Calabar.