Where does “São Jorge” come from?

São Jorge (Portuguese) comes from Portuguese São, from Old Portuguese são, from Latin sānus, from Proto-Indo-European swā-n- — healthy; whole; active; vigorous.

São Jorge (Portuguese): George of Lydda, Saint George

Definitions

George of Lydda, Saint George

Ancestry of “São Jorge”, step by step

São Jorge traces back through two separate lines of ancestry.

via Portuguese São

Step	Language	Word	Meaning
1	Portuguese	São	forms the titles of male saints whose names begin...
2	Old Portuguese	são	—
3	Latin	sānus	sound in body, healthy, whole, well
4	Proto-Indo-European	swā-n-	healthy; whole; active; vigorous

via Portuguese Jorge

Step	Language	Word	Meaning
1	Portuguese	Jorge	George
2	Old Portuguese	Jorge	—

Every word from Proto-Indo-European swā-n- →Every word from Latin sānus →Every word from Old Portuguese são →