An Etymological Dictionary of the German Language/uns
uns, pron., ‘us, to us,’ from the equiv. MidHG. and OHG. uns, in the same form common to Teut. to supplement the declension of wir. Comp. Du. ons, OLG. and AS. âs (E. us), Goth. uns. This uns (from ns) is certainly connected with Lat. nos (noster), Gr. ἡμεῖς (for *ἀσ-μεῖς), and Sans. nas, ‘us’; comp. wir. — Allied to unser, poss. pron., ‘our,’ from MidHG. unser, OHG. unsêr, The detailed history of the prenom. stem belongs to grammar.