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Dictionary of Medieval Names
from European Sources

Ernest m. Old High German ernust 'serious, severe, grave, ernest'.

Estonia
Middle Low German
1440 Ernst BbRT p. 362
Germany
Latin
1142 Ernist (nom) mairhofer VIII; 1218 Ernestus (nom) hennes-vol1 35; 1221 Ernestus (nom) ibid. 57; 1401 Ernesto (dat) HD1401 no. 253
Early New High German
1419 Ernst (nom) mairhofer DCCIX; 1426 Ernst (nom) ibid. DCCXXIV
Cite as: S.L. Uckelman. "Ernest". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 3. http://dmnes.org/2015/3/name/Ernest.