Where does “केशव” come from?

केशव (Sanskrit) comes from Sanskrit -व, from Sanskrit कार, from Sanskrit कृ, from Proto-Indo-European kʷer- — to do; to make; to build.

Ancestry of “केशव”, step by step

Step	Language	Word	Meaning
1	Sanskrit	-व	—
2	Sanskrit	कार	gain, prize, booty; contest, war; an act, action
3	Sanskrit	कृ	to make
4	Proto-Indo-European	kʷer-	to do; to make; to build

केशव — Etymology, Origin & Word History | Etymology Explorer