Dictionary of Medieval Names
from European Sources

Liutisma f. Old High German liut 'people' + Latin -is(s)(i)ma, a superlative suffix.

France
Latin
c823 Leudisma (nom) irminon-vol2 34, Wan
Cite as: S.L. Uckelman. "Liutisma". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Liutisma.