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Dictionary of Medieval Names
from European Sources

Diego m. A contraction of Spanish Sant Iago 'saint James'. Cf. Jacob.

England
Early Modern English
1594 Diego DEmar-vol2 p. 29
Spain
Latin
1145 Diego (nom) AnnOPraem-2 col. ccccxxvi
Catalan
1510 Diego valencia1510 3203
Spanish
1316 Diego deMoxo; 1328 Diego ibid.; 1332 Diego ibid.; 1333 Diego ibid.; 1336 Diego ibid.; 1348 Diago ibid., Diego ibid.; 1540 Diego SanzSerrano; 1567 Diego ibid.; 1575 Diego Catalogo-5.2 3807; 1576 Diego ibid. 3875
Cite as: S.L. Uckelman. "Diego". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 2. http://dmnes.org/2016/2/name/Diego.