Answered by Ustadha Umm Abdullah
Can a woman’s [mothers brother] be a guardian in order for the marriage contract to be valid?
In the Name of Allah, the Most Gracious, the Most Merciful.
The wali of a girl in sequence is her:
(Fataawa Aalamgiri vol.1 pg.283 – Rashidiyya)
If the father is alive, he will be the wali. However, if he has passed away, the order will be passed down in the sequence.
Only Allah Ta’ala knows best
Ustadha Umm Abdullah
Checked and approved by Mufti Mohammed Tosir Miah
Darul Ifta Birmingham