Ivo
  m.
  
  Old French Yve(s), Yvon of uncertain origin but possibly related to Gaulish ivo, Proto-Germanic *īwaz 'yew'.
  
  
  
  The name of an 11th C French saint, an 11th C Cornish saint, and 14th C patron saint of Brittany.
 
  
  
- England
 
- 
- Latin
 
- ● 1189 Ivo (nom) GASurv p. 106,
 Ivonis (gen) ibid. p. 108;
 1349 Yvone (abl) SocAntNor-3-3 no. 11;
 1381 Ive (nom) Suffolk1381 p. 73
 
 
- France
 
- 
- Latin
 
- ● 1029x1033 Yvo (nom) CartStPC XII;
 1050 Ivonis (gen) St-Bernard-Romans no. 100;
 1090x1101 Ivonis (gen) CartStPC XLIII;
 1093 Ivo (nom) ibid. VI;
 1102x1144 Ivo (nom) ibid. XLV;
 1107 Ivo (nom) ibid. V,
 Ivone (abl) ibid. XVII;
 1127 Ivo (nom) ibid. XIX,
 Ivonis (gen) ibid. XIX;
 c1147 Ivonis (gen) CartNDdOurscamp LXII;
 c1170 Yvo (nom) ibid. LXXXIV;
 1180 Ivonis (gen) RotScaNor pp. 10-11;
 1187 Ivonis (gen) CartNDdOurscamp LVII;
 1190 Ivo (nom) ibid. CIII;
 1378 Ivo (nom) hanquetvol1 1297,
 Yvonis (gen) ibid. 351
 
- ◑ 1260 Yvonetus (nom) ArrestReg-volI XXI, Ascension
 
- Old French
 
- ● 1296 Yve paris1296 p. 34,
 Yves ibid. p. 13;
 1313 Yve Paris1313 p. 92,
 Yves ibid. p. 25,
 Yvon ibid. p. 16
 
- ◑ 1296 Yvon paris1296 p. 51
 
- Middle French
 
- ● 1392 Yvon MemBret-II col. 611;
 1562 Yves RegPCC-1 p. 12;
 1563 Yves ibid. p. 31;
 1564 Yves ibid. p. 63;
 1566 Yves ibid. p. 231;
 1568 Yvon ibid. p. 403
 
- ◑ 1392 Yvonnet MemBret-II col. 605;
 1418 Yvonnet HGParis p. 375;
 1421 Yvon favier 530,
 Yvonnet ibid. 162
 
 
- Germany
 
- 
- Latin
 
- ● 963x1023 Juo (nom) TradCorb §228
 
 
- Ireland
 
- 
- Latin
 
- ● fin12thC Iuo (nom) MunDocIr III, p. 15
 
 
- Scotland
 
- 
- Latin
 
- ● 1070x1093 Ivo (abl) ESC X
 
 
- Wales
 
- 
- Latin
 
- ● 1247 Yvone (abl) ArchCambIII p. 228
 
 
Cite as: J. Uckelman, S.L. Uckelman. "Ivo". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 2. http://dmnes.org/2016/2/name/Ivo.