Ildefons Cerdà

Urban planner (1815-1876), noted for the extension plan of Barcelona
Person human Q547440
Ildefons Cerdà
Ramon Martí Alsina · Public Domain · Wikimedia
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Summary

Ildefons Cerdà was born on December 23, 1815[1], in Centelles[2]. He died on August 21, 1876[3], in Las Caldas de Besaya[4]. He worked as an engineer[5], architect[6], urban planner[7], politician[8], and civil engineer[9]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (1,465 views/month, #7,241 of 1,000,298).[10]

Key Facts

  • Date of death: August 23, 1876[11]
  • Place of burial: Montjuïc Cemetery[12]
  • Spouse: Clotilde Bosch i Carbonell[13]
  • Child: Clotilde Cerdà i Bosch[14]
  • Country of citizenship: Spain[15]
  • Field of work: urbanism[16], spatial planning[17], civil engineering studies[18], architecture[19], politics[20]
  • Position held: member of the Cortes during the reign of Isabel II[21], city councilor of Barcelona[22], president of the Provincial Deputation of Barcelona[23]
  • Educated at: Escuela Técnica Superior de Ingenieros de Caminos, Canales y Puertos (Universidad Politécnica de Madrid)[24]
  • Sex or gender: male[25]
  • Member of political party: Democratic Federal Republican Party[26]
  • Commons category: Ildefons Cerdà[27]
  • Archives at: Architekturmuseum der Technischen Universität München[28]
  • Family name: Cerdà[29]
  • Given name: Ildefons[30]
  • Work location: Madrid[31]
  • Languages spoken, written or signed: Catalan[32], Spanish[33]
  • Name in native language: Ildefons Cerdà i Sunyer[34]
  • Second family name in Spanish name: Sunyer[35]

Body

Works and Contributions

Things named for Ildefons Cerdà include Pla Cerdá[36], a Hippodamian Plan[37], in Spain[38], founded in 1860[39] and Plaça d'he, Barcelona[40], a square[41], in Spain[42].

Why It Matters

Ildefons Cerdà has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[43] He is known by 42 alternative names across languages and contexts.[44]

Works attributed to him include Pla Cerdá[45], a Hippodamian Plan[46], in Spain[47], founded in 1860[48]. Entities named for him include Pla Cerdá[36], a Hippodamian Plan[37], in Spain[38], founded in 1860[39] and Plaça d'he, Barcelona[40], a square[41], in Spain[42].

FAQs

Where was Ildefons Cerdà born?

Ildefons Cerdà's place of birth was Centelles[2].

Where did Ildefons Cerdà die?

Ildefons Cerdà passed away in Las Caldas de Besaya[4].

Who was Ildefons Cerdà married to?

Ildefons Cerdà's spouses include Clotilde Bosch i Carbonell[13].

What did Ildefons Cerdà do for work?

Ildefons Cerdà worked as an engineer[5], architect[6], urban planner[7], politician[8], and civil engineer[9].

Where did Ildefons Cerdà go to school?

Ildefons Cerdà was educated at Escuela Técnica Superior de Ingenieros de Caminos, Canales y Puertos (Universidad Politécnica de Madrid)[24].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . Spanish Biographical Dictionary. Retrieved . wikidata.org.
  2. [4] ↑ . Spanish Biographical Dictionary. Retrieved . wikidata.org.
  3. [25] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  4. [13] ↑ . wikidata.org.
  5. [15] ↑ . wikidata.org.
  6. [21] ↑ . congreso.es. congreso.es. Provenance: wikidata.org.
  7. [22] ↑ . wikidata.org.
  8. [23] ↑ . diba.cat. diba.cat. Provenance: wikidata.org.
  9. [14] ↑ . wikidata.org.
  10. [24] ↑ . wikidata.org.
  11. [16] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  12. [17] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  13. [18] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  14. [19] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  15. [20] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  16. [26] ↑ . wikidata.org.
  17. [5] ↑ . wikidata.org.
  18. [6] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  19. [7] ↑ . Union List of Artist Names. Retrieved . wikidata.org.
  20. [8] ↑ . Union List of Artist Names. Retrieved . wikidata.org.
  21. [9] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  22. [12] ↑ . wikidata.org.
  23. [27] ↑ . wikidata.org.
  24. [28] ↑ . mediatum.ub.tum.de. mediatum.ub.tum.de. Provenance: wikidata.org.
  25. [1] ↑ . Spanish Biographical Dictionary. Retrieved . wikidata.org.
  26. [3] ↑ . Brockhaus Enzyklopädie. Retrieved . wikidata.org.
  27. [11] ↑ . Spanish Biographical Dictionary. Retrieved . wikidata.org.
  28. [29] ↑ . wikidata.org.
  29. [30] ↑ . wikidata.org.
  30. [31] ↑ . wikidata.org.
  31. [32] ↑ . wikidata.org.
  32. [33] ↑ . BnF authorities. Retrieved . wikidata.org.
  33. [34] ↑ . wikidata.org.
  34. [35] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [45] ↑ . wikidata.org. → on this site
  2. [36] ↑ . wikidata.org. → on this site
  3. [40] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [46] ↑ . Wikidata. wikidata.org. → on this site
  2. [47] ↑ . Wikidata. wikidata.org. → on this site
  3. [48] ↑ . Wikidata. wikidata.org. → on this site
  4. [37] ↑ . Wikidata. wikidata.org. → on this site
  5. [38] ↑ . Wikidata. wikidata.org. → on this site
  6. [39] ↑ . Wikidata. wikidata.org. → on this site
  7. [41] ↑ . Wikidata. wikidata.org. → on this site
  8. [42] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [10] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [43] ↑ . Wikidata sitelinks. wikidata.org.
  3. [44] ↑ . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Ildefons Cerdà. Retrieved October 17, 2026, from https://4ort.xyz/entity/ildefons-cerda
MLA “Ildefons Cerdà.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/ildefons-cerda.
BibTeX @misc{4ortxyz_ildefons-cerda_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ildefons Cerdà}}, year = {2026}, url = {https://4ort.xyz/entity/ildefons-cerda}, note = {Accessed: 2026-10-17}}
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  1. 15h ago · OKA bot bot · 2026-10-17 view diff on Wikidata ↗
    Wikipedia languages → ['arz', 'be', 'be_x_old', 'bg', 'bn', 'ca', 'co', 'commons', 'cs', 'de', 'en', '
    Sitelink count → 38
    Claims rich → —
    "/* wbeditentity-statements-multiple-properties-update:0||2 */ source for place of birth, source for date of birth from Store norske leksikon ([[Wikidata:Requests for permissions/Bot/OKA bot 2|OKA bot "
  2. 5w ago · Reinheitsgebot · 2026-09-09 view diff on Wikidata ↗
    Archives at → Architekturmuseum der Technischen Universität München
    "/* wbsetclaim-create:1||1 */ Archives at: Architekturmuseum der Technischen Universität München, via https://mix-n-match.toolforge.org/#/entry/282892990 ;"
  3. 21w ago · RVA2869 · 2026-05-23 view diff on Wikidata ↗
    Local thumb → —
    Described by source → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/33123|batch #33123]]: Remove redundant described by source (P1343) - ID P13576 is present."
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