Yvon Le Manac'h
- Born circa 1340
- Deceased circa 1401, at the approximate age of 60 years
Parents
- Hamon Le Manac'h
- Plezou de Trévigny ( - 1401), dame de Trévigny
Family
- Married with Mahaud de La Fosse (c. 1345 - ), issuing
- Olivier (c. 1360 - aft. 1410)
- Married on September 7, 1372, with Constance de Penmarc'h, issuing
- Guillaume
Marguerite- Plézou ( - 1401)