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Dictionary of Medieval Names
from European Sources

Senior m. Latin senior 'older; senior'.

France
Latin
c1050 Senioretus (nom) StVdM-II 696; 1067 Seniorulus (nom) CartNDSaintes XII; 1080x1105 Senioreto (abl) StVdM-II 699
Cite as: S.L. Uckelman. "Senior". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Senior.