Sigwin
  m.
  
  Old High German sigu 'victory' + Old High German wini 'friend'.
  
  
  
  The name of two 9th C dukes of Gascony.
 
  
  
  
- Estonia
- 
- Middle Low German
- ● 1398 Zeghewyn BbRT p. 342
 
- France
- 
- Latin
- ● c823 Sigoinus (nom) irminon-vol2 5, Palatiolum;
 848 Siguino (abl) CartNoaille III;
 1047x1061 Seguinus (nom) CartNDSaintes XX;
 1067 Seguinus (nom) ibid. XII;
 1123 Siguinus (nom) CartYonne1 CXXXVI;
 1147 Seguino (abl) clairvaux-12thc 14,
 Siguinus (nom) ibid. 16;
 1163–64 Seguini (gen) ibid. 110,
 Seguinus (nom) ibid. 110;
 1164 Seguini (gen) ibid. 121,
 Seguinus (nom) ibid. 121;
 1179 Seguyni (gen) ibid. 176;
 1310/11 Seguinus (nom) GasReg-A p. 100;
 1310–11 Seguinus (nom) ibid. p. 236;
 1378 Seguinus (nom) hanquetvol1 688
- Middle French
- ● 1392 Seguin MemBret-II col. 606
 
- Germany
- 
- Latin
- ● 1216 Siguwinus (nom) UrkMeck1 no. IV,
 Sigwinus (nom) ibid. no. V;
 1256 Seghuinus (nom) ibid. no. XLIX
 
- Poland
- 
- Latin
- ● 1216 Siguinus (nom) UrkMeck1 no. VI;
 1282 Sygguwinus (nom) ibid. no. LXXVII
 
Cite as: S.L. Uckelman. "Sigwin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2019, no. 1. http://dmnes.org/2019/1/name/Sigwin.