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Dictionary of Medieval Names
from European Sources

Aylmer m. Old English æþel 'noble' + Old English mǣre 'famous'.

Cf. Ademar.

England
Latin
1189 Ailmar (nom) GASurv p. 137
Cite as: S.L. Uckelman. "Aylmer". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Aylmer.