Where does “Sadorn” come from?

Sadorn (Breton) comes from Latin Sāturnus, from Etruscan 𐌔𐌀𐌕𐌓𐌄.

Ancestry of “Sadorn”, step by step

Step	Language	Word	Meaning
1	Latin	Sāturnus	—
2	Etruscan	𐌔𐌀𐌕𐌓𐌄	—