Dictionary of Medieval Names
from European Sources

Ascwin m. Old English æsc, Old High German asc 'ash; spear' + Old English wine, Old High German wini 'friend'.

Austria
Latin
927 Ascuuin (nom) UrkStyria 17; 928 Ascuuin (nom) ibid. 18; c1070 Ascuvin (nom) ibid. 74; 1074x1087 Askwini (gen) ibid. 77; c1075 Ascuini (gen) ibid. 78; c1125 Ascuuini (gen) ibid. 115
Germany
Latin
1151 Ascuinus (nom) mairhofer XL
Cite as: S.L. Uckelman. "Ascwin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Ascwin.