Where does “'na” come from?

'na (Ligurian) comes from Ligurian ùnn-a — feminine of un; a, an; someone, a person.

Ancestry of “'na”, step by step

Step	Language	Word	Meaning
1	Ligurian	ùnn-a	feminine of un; a, an; someone, a person

'na — Etymology, Origin & Word History | Etymology Explorer