Dictionary of Medieval Names
from European Sources

Theodeswith f. Gothic þiuda 'people, folk' + Old Saxon swīth, Gothic swinþs from Proto-Germanic *swinþaz 'strong'.

Germany
Latin
988 Thietsuiden (acc) HambUrk-vol1 LI
Cite as: S.L. Uckelman. "Theodeswith". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Theodeswith.