Son of Madoc; fortunate
Maddix is a modern spelling variant of the Welsh name Maddox. It is derived from the Welsh name Madoc, which stems from the word 'mad' meaning 'fortunate' or 'good'. While the 'x' ending gives it a contemporary edge, its roots are deeply tied to Welsh history and legend.
Less common today
Maddix isn't in the latest US Top 1000. It last peaked at #1,316 in 2015.
US births per 5-year period, 1990βpresent (SSA data).