SG
Sancho Garces of Navarre
Vitals
Family
About
Sancho Garces, a natural son of the king of Navarre, was father of the lord of Monzon.
Research notes
✓ SANCHO GARCES, illegitimate son of GARCIA SANCHEZ III of Navarre; father of Ramiro Sanchez (our line). His wife Constanza, note-only. Standard well-documented medieval royal genealogy per the cited authorities (web-confirmed 7 Aug 2026); contested rungs note-only, not hardened.