Alfonso X of Castile

King of Castile from 1252 to 1284

  • Fame60.1
  • Momentum0.4
  • Wikipedia25.5K
Source-basedStable
Lived 1221–1284, aged 63Spain
Spain flagSpainWritersWriter / Author
  • Wikipedia
    58 languages
    Cross-language footprint
  • Era
    1221–1284
    Aged 63
  • Awards
    1
    recognised work
Summary
Updated 2026-06-10

A 13th-century king who sponsored astronomical tables still used centuries later, codified law in the vernacular for the first time in Castile, and chased a German crown he'd never wear — all while his own son turned the realm into a battlefield.

Biography

About

Alfonso X became King of Castile, León and Galicia on 1 June 1252. Five years later, a dissident faction elected him king of Germany on 1 April 1257, a claim he'd renounce in 1275 after debasing Castile's coinage to fund the pursuit. His scientific interests earned him the nickname "the Astrologer" and drove him to sponsor the Alfonsine tables; the Alphonsus crater on the Moon now carries his name. He commissioned historians who, for the first time since Isidore of Seville around 600, framed Spain within world history, and introduced the Siete Partidas, Castile's first vernacular law code. He…

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Score breakdown

The six component signals behind the Fame score, and their ranks across the leaderboards.

Fame
Stable
60.1
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum0.4
Historical24.9
Now attention2.4
Source confidence60.0
Completeness70.0
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Country rank
Category rank
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Sources

  • Wikidata
    wikidata · wikidata.org
    High confidence
  • Wikipedia
    wikipedia · en.wikipedia.org
    High confidence
  • Pantheon 2.0
    database · pantheon.world
    High confidence