Where does “Adan” come from?

Adan (Tagalog) comes from Spanish Adán, from Hebrew אָדָם, from Hebrew אדמה — earth, soil, land.

Ancestry of “Adan”, step by step

Step	Language	Word	Meaning
1	Spanish	Adán	—
2	Hebrew	אָדָם	earth, man, soil, light brown; Adam; man, person
3	Hebrew	אדמה	earth, soil, land

Adan — Etymology, Origin & Word History | Etymology Explorer