Son of Matthew; gift of God
Madix is a modern phonetic variant of the surname Maddox. It ultimately derives from the Welsh name Madoc, meaning 'fortunate' or 'beneficent', but in contemporary usage, it is often associated with the patronymic 'son of Madoc' or as a creative spelling of the popular name Maddox.
Less common today
Madix isn't in the latest US Top 1000. It last peaked at #3,088 in 2007.
US births per 5-year period, 1990βpresent (SSA data).