Joseph Leonard Walsh

American mathematician (1895-1973)
Person human Q1336492
Joseph Leonard Walsh
Johannes Meiner · Public Domain · Wikimedia
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Joseph Leonard Walsh

Summary

Joseph Leonard Walsh is a human[1]. He was born in Washington, D.C.[2]. He was born on +1895-09-21T00:00:00Z[3]. He passed away in College Park[4]. He died on +1973-12-06T00:00:00Z[5]. He worked as a mathematician[6] and university teacher[7]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (23 views/month, #7,284 of 1,000,298).[8]

Key Facts

  • Born in Washington, D.C.[2], Joseph Leonard Walsh…
  • Joseph Leonard Walsh passed away in College Park[4].
  • Joseph Leonard Walsh was born on +1895-09-21T00:00:00Z[3].
  • Joseph Leonard Walsh died on +1973-12-06T00:00:00Z[5].
  • Burial took place at Arlington National Cemetery[9].
  • Joseph Leonard Walsh held citizenship in United States[10].
  • Joseph Leonard Walsh's professions included mathematician[6].
  • Joseph Leonard Walsh worked as a university teacher[7].
  • Joseph Leonard Walsh's field of work was mathematics[11].
  • Joseph Leonard Walsh's field of work was mathematical analysis[12].
  • Joseph Leonard Walsh held the position of chairperson[13].
  • Joseph Leonard Walsh held the position of Perkins Professorship of Astronomy and Mathematics[14].
  • Joseph Leonard Walsh was employed by Harvard University[15].
  • Joseph Leonard Walsh was employed by United States Army[16].
  • Joseph Leonard Walsh was employed by United States Navy[17].
  • Joseph Leonard Walsh was employed by Harvard University[18].
  • Joseph Leonard Walsh was employed by University of Maryland[19].
  • Joseph Leonard Walsh was educated at Harvard University[20].
  • Joseph Leonard Walsh's education included a stint at Baltimore Polytechnic Institute[21].
  • Joseph Leonard Walsh's education included a stint at Columbia University[22].
  • Joseph Leonard Walsh's education included a stint at University of Wisconsin–Madison[23].
  • Joseph Leonard Walsh's education included a stint at Harvard University[24].
  • Joseph Leonard Walsh's education included a stint at University of Paris[25].
  • Joseph Leonard Walsh's doctoral advisor was Maxime Bôcher[26].
  • Joseph Leonard Walsh's doctoral advisor was George David Birkhoff[27].

Body

Origins and Family

Joseph Leonard Walsh was born in Washington, D.C.[2]. He was born on +1895-09-21T00:00:00Z[3].

Education

Educated at Harvard University[20], a private university[28], in United States[29], founded in 1636[30], headquartered in Cambridge[31]; Baltimore Polytechnic Institute[21], a high school[32], in United States[33], founded in 1883[34]; Columbia University[22], a private university[35], in United States[36], founded in 1754[37], headquartered in Manhattan[38]; University of Wisconsin–Madison[23], a public research university[39], in United States[40], founded in 1848[41]; and University of Paris[25], a former entity[42], in France[43], founded in 1150[44], headquartered in Paris[45]. Doctoral advisors include Maxime Bôcher[26], a mathematician[46], 1867–1918[47], of United States[48], specialised in mathematical analysis[49] and George David Birkhoff[27], a mathematician[50], 1884–1944[51], of United States[52], awarded the Bôcher Memorial Prize[53], specialised in topology[54].

Career and Affiliations

Recorded occupations include mathematician[6] and university teacher[7]. Fields of work include mathematics[11], an academic discipline[55] and mathematical analysis[12], an academic discipline[56]. Employers include Harvard University[15], a private university[57], in United States[58], founded in 1636[59], headquartered in Cambridge[60]; United States Army[16], an army[61], in United States[62], founded in 1775[63], headquartered in The Pentagon[64]; United States Navy[17], a navy[65], in United States[66], founded in 1775[67], headquartered in The Pentagon[68]; and University of Maryland[19], a public research university[69], in United States[70], founded in 1858[71], headquartered in College Park[72]. Positions held include chairperson[13], a type of position[73] and Perkins Professorship of Astronomy and Mathematics[14], a position[74]. Doctoral students include Richard S. Varga[75], a mathematician[76], 1928–2022[77], of United States[78], awarded the Guggenheim Fellowship[79], specialised in mathematical analysis[80]; Joseph Leo Doob[81]; Morris Marden[82]; Shen Youcheng[83]; Maurice Haskell Heins[84]; and Edward B. Saff[85].

Works and Contributions

Notable works include Walsh matrix[86] and Walsh function[87]. Things named for Joseph Leonard Walsh include Walsh function[88], a mathematical concept[89] and Walsh matrix[90], a mathematical concept[91].

Death and Burial

Joseph Leonard Walsh died on +1973-12-06T00:00:00Z[5]. He died in College Park[4]. Burial took place at Arlington National Cemetery[9].

Why It Matters

Joseph Leonard Walsh ranks in the top 0.73% of human entities by monthly Wikipedia readership (23 views/month, #7,284 of 1,000,298).[8] He has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[92] He is known by 5 alternative names across languages and contexts.[93]

Entities named for him include Walsh function[88], a mathematical concept[89] and Walsh matrix[90], a mathematical concept[91].

His notable doctoral advisees include Joseph Leo Doob[94], a mathematician[95], 1910–2004[96], of United States[97], awarded the National Medal of Science[98], specialised in probability theory[99]; Donald J. Newman[100], a mathematician[101], 1930–2007[102], of United States[103], specialised in mathematics[104]; Richard S. Varga[105], a mathematician[106], 1928–2022[107], of United States[108], awarded the Guggenheim Fellowship[109], specialised in mathematical analysis[110]; and Henry Landau[111], a mathematician[112], b. 1931[113], of United States[114], specialised in information theory[115].

FAQs

Where was Joseph Leonard Walsh born?

Born in Washington, D.C.[2], Joseph Leonard Walsh…

Where did Joseph Leonard Walsh die?

Joseph Leonard Walsh died in College Park[4].

What did Joseph Leonard Walsh do for work?

Joseph Leonard Walsh worked as mathematician[6] and university teacher[7].

Where did Joseph Leonard Walsh go to school?

Joseph Leonard Walsh was educated at Harvard University[20], Baltimore Polytechnic Institute[21], Columbia University[22], and University of Wisconsin–Madison[23].

References

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

Direct Wikidata claims

  1. [2] . Integrated Authority File. Retrieved . wikidata.org.
  2. [4] . MacTutor History of Mathematics archive. wikidata.org.
  3. [10] . wikidata.org.
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  6. [20] . MacTutor History of Mathematics archive. wikidata.org.
  7. [21] . MacTutor History of Mathematics archive. wikidata.org.
  8. [22] . MacTutor History of Mathematics archive. wikidata.org.
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  11. [25] . MacTutor History of Mathematics archive. wikidata.org.
  12. [11] . Czech National Authority Database. Retrieved . wikidata.org.
  13. [12] . Czech National Authority Database. Retrieved . wikidata.org.
  14. [6] . wikidata.org.
  15. [7] . Czech National Authority Database. Retrieved . wikidata.org.
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  17. [16] . MacTutor History of Mathematics archive. wikidata.org.
  18. [17] . MacTutor History of Mathematics archive. wikidata.org.
  19. [18] . MacTutor History of Mathematics archive. wikidata.org.
  20. [19] . MacTutor History of Mathematics archive. wikidata.org.
  21. [9] . Find a Grave. wikidata.org.
  22. [26] . Mathematics Genealogy Project. wikidata.org.
  23. [27] . Mathematics Genealogy Project. wikidata.org.
  24. [75] . Mathematics Genealogy Project. wikidata.org.
  25. [81] . Mathematics Genealogy Project. wikidata.org.
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  29. [85] . Mathematics Genealogy Project. wikidata.org.
  30. [3] . Integrated Authority File. Retrieved . wikidata.org.
  31. [5] . Integrated Authority File. Retrieved . wikidata.org.
  32. [86] . wikidata.org.
  33. [87] . wikidata.org.

Inverse relationships (entities pointing at this one)

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  5. [88] . wikidata.org. → on this site
  6. [90] . wikidata.org. → on this site

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Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [8] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [92] . Wikidata sitelinks. wikidata.org.
  3. [93] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Joseph Leonard Walsh. Retrieved April 10, 2026, from https://4ort.xyz/entity/joseph-leonard-walsh
MLA “Joseph Leonard Walsh.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/joseph-leonard-walsh.
BibTeX @misc{4ortxyz_joseph-leonard-walsh_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Joseph Leonard Walsh}}, year = {2026}, url = {https://4ort.xyz/entity/joseph-leonard-walsh}, note = {Accessed: 2026-04-10}}
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