Dictionary of Medieval Names
from European Sources

Constantine m. Latin Constantinus, a diminutive of Constant, which by the early Middle Ages was treated as an independent name.

The name of a number Roman and Byzantine emperors, a legendary king of Britain, an 8th C pope, an 8th C antipope, a 9th C Byzantine saint, two 9th C kings of Scotland, a 10th C king of Scotland, six patriarchs of Constantinople, several early British saints, a 13th C prince of Novgorod, a 13th C tsar of Bulgaria, a 13th C king of Georgia, a 14th C Serbian ruler, four kings of Armenia, a 15th C king of Georgia.

Brabant
Latin
1312 Constantinus (nom) JeanIII p. 31
England
Latin
1189 Constantinus (nom) GASurv p. 147
Estonia
Middle Low German
1412 Coest BbRT p. 346; 1420 Coest ibid. p. 349; 1436 Kosst ibid. p. 358
Finland
Early Modern Swedish
1582 Koske (nom) Audén1980 p. 171
France
Latin
c823 Constantinus (nom) irminon-vol2 10, Palatiolum; 1013 Constantini (gen) CartSavII 8; 1067 Constantinus (nom) CartNDSaintes XII; 1131 Constantinus (nom) ibid. XXIII; 1164 Constantinus (nom) clairvaux-12thc 122; 1171 Constantinus (nom) ibid. 141
Germany
Latin
699 Constantinus (nom) DCEL-2 XI; 1174 Constantinus (nom) quix-vol1 33; 1217 Constantinus (nom) ibid. 71
Italy
Latin
1169 Costantinus (nom) SDE3 III; 1326 Constantini (gen) Friuli-14thC no. 437, Costantini (gen) ibid. no. 441; 1376 Constantini (gen) DouGen1 p. 226, Constantino (abl) ibid. p. 38; 1464 Constantinus (nom) CUP-III-I CCXXXI
Scotland
Latin
1093x1107 Constantini (gen) ESC XIV; 1095 Constantini (gen) ibid. XV; a1177 Constantino (abl) CartNBer 3
Spain
Spanish
1495 Gostantin montalvo
Switzerland
Latin
1155 Constantinus (nom) CartHaut 6; 1242 Constantinus (nom) ibid. 44
Cite as: G. Grim, R. Le Get, S.L. Uckelman. "Constantine". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Constantine.