Police are appealing for information over the whereabouts of Marija Lourdes Bonnici and her daughter Angele Bonnici.
Both women were last seen at their home at around 7AM on Tuesday, police have said.
Police have also sent out an image of the pair.
Anyone with information regarding their whereabouts are to inform the police confidentially on the following numbers 21224001 or 119.
Citizens are also asked to inform police at the Zejtun district police station.