Mahdia is a Quranic name for girls that means “well-guided”, “under the guidance of God”. It is not directly mentioned in the Quran, but it is root is H-D-Y is used in many places in the Quran and is also the root for one of the 99 names of Allah (al-Hadi – The Guide), for this reason it is a Quranic name. Below is an example of the H-D-Y root in the Quran: