Where does “Carmen” come from?

Carmen is an English word derived from Spanish carmen, a term of uncertain origin whose meaning in Spanish is also unknown.

Ancestry of “Carmen”, step by step

Step	Language	Word	Meaning
1	Spanish	Carmen	—
2	Spanish	carmen	A type of house in Granada
3	Latin	carmen	song, tune; poem, poetry , verse; incantation,...
4	Proto-Indo-European	kan-	to sing; hemp