Dictionary of Medieval Names
from European Sources

Agatha f. Ancient Greek ἀγαθή 'good'.

The name of a 3rd C Sicilian martyr whose cult was widespread throughout both the Western and Eastern churches, and a 10th C Bulgarian empress.

Belgium
Middle Dutch
1336 Aechten (dat) RSG1336-39 p. 15
Dutch
1597x1598 Agatha BoonenGes p. 373
Czech Republic
Latin
1349 Agatha (nom) chlumecky 24
England
Latin
1185x1186 Agatha (nom) PR-XXXVI p. 18; 1189 Agatha (nom) GASurv p. 176; 1279–80 Agatha (nom) WaHR-SK p. 49; 1340xc1450 Agatha (nom) CovGuild-1 p. 8; 1377 Agas' (nom) FenPT-2 p. 5, Agatha (nom) ibid. p. 4; 1381 Agatha (nom) Suffolk1381 p. 115
Middle English
1438 Agas EEW p. 110
Early Modern English
1530 Agathe LIWill-III p. 19; 1560 Agas SOmar-vol9 p. 2
Walloon
1590/1 Agate RWC p. 15; 1591 Agat ibid. p. 16; 1592 Agathe ibid. p. 20; 1597 Agathe ibid. p. 47, Agatte ibid. p. 47
France
Latin
1127 Agathe (gen) CartStPC XIX; 1259 Agatha (nom) NDParisII 2-I; 1378 Agathe (gen) hanquetvol1 2130
Old French
1291 Agace (obl) HistHdVParis p. 107; 1313 Agace Paris1313 p. 22; 1346 Aggate (nom) HAP p. 309
Germany
Latin
1149 Agatha (abl) mairhofer XXX; 1230 Agasia (abl) hennes-vol1 p. 89
Early New High German
1403 Agatha (nom) UrkKH-2 913
Hungary
Latin
1302 Agata (nom) Slíz p. 14; 1314 Agathes (nom) ibid. p. 14; 1345 Agathe (dat) Slíz2 p. 22, s.n. Agata; 1352 Agatha (nom) ibid. p. 22, s.n. Agata; 1357 Agatam (acc) ibid. p. 22, s.n. Agata
1340 Aguch (nom) Slíz pp. 14-15
Italy
Latin
1367 Agatam (acc) Livi 152; 1527 Agata (nom) Rome1527 p. 87
1348 Agathelle (dat) INP 36
Latvia
Middle Low German
1522 Agate Arbusow p. 97
Cite as: R. Le Get, M. Slíz, J. Uckelman, S.L. Uckelman. "Agatha". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2023, no. 1. http://dmnes.org/2023/1/name/Agatha.