jano (Pali) comes from Pali jana, from Sanskrit जन, from Proto-Indo-Aryan ȷ́ánHas, from Proto-Indo-Iranian ȷ́ánHas, from Proto-Indo-European ǵónh₁os, from Proto-Indo-European ǵenh₁- — to produce, to beget, to give birth.
jano (Pali): nominative singular of jana