An Etymological Dictionary of the German Language, S (1891)
by Friedrich Kluge, translated by John Francis Davis
sie
Friedrich Kluge2510007An Etymological Dictionary of the German Language, S — sie1891John Francis Davis

sie, pron., ‘she, her, it, they, them’; from MidHG. sie, si (), nom. and acc. sing. f., nom. and acc. plur., m., f., and n., OHG. siu, sī̆, nom. sing. f., sié, nom. and acc. plur. For further details see grammars.