# Blanca de La Cerda y Lara

> Spanish duchess; grandmother of John I of Castile

**Wikidata**: [Q4924776](https://www.wikidata.org/wiki/Q4924776)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Blanca_de_la_Cerda)  
**Source**: https://4ort.xyz/entity/blanca-de-la-cerda-y-lara