Tom Preston-Werner

American businessman
Person human Q16602077
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Summary

Tom Preston-Werner was born on October 28, 1979[1], in Dubuque[2]. He has worked as a software developer[3], computer scientist[4], businessperson[5], software engineer[6], and business executive[7]. He ranks in the top 0.7% of human entities by monthly Wikipedia readership (2,521 views/month, #7,033 of 1,000,298).[8]

Key Facts

  • Date of birth: May 27, 1979[9]
  • Country of citizenship: United States[10]
  • Occupation: programmer[11]
  • Employer: Gravatar[12], Powerset[13], GitHub (entreprise)[14]
  • Educated at: Dubuque Senior High School[15], Harvey Mudd College[16]
  • Notable work: TOML[17]
  • Sex or gender: male[18]
  • Commons category: Tom Preston-Werner[19]
  • Residence: San Francisco[20], United States[21]
  • Given name: Tom[22]
  • Official website: https://tom.preston-werner.com[23]
  • Number of children: 1[24]
  • Start of work period: 2008[25]
  • Social media followers: 36,381[26], 32,635[27], 37,222[28], 37,761[29]

Body

Works and Contributions

Things named for Tom Preston-Werner include TOML[30], a file format[31], founded in 2013[32].

Why It Matters

Tom Preston-Werner has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[33] He is known by 10 alternative names across languages and contexts.[34]

Entities named for him include TOML[30], a file format[31], founded in 2013[32].

FAQs

Where was Tom Preston-Werner born?

Tom Preston-Werner's place of birth was Dubuque[2].

What did Tom Preston-Werner do for work?

Tom Preston-Werner worked as a software developer[3], computer scientist[4], businessperson[5], software engineer[6], and business executive[7].

Where did Tom Preston-Werner go to school?

Tom Preston-Werner was educated at Dubuque Senior High School[15] and Harvey Mudd College[16].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [18] ↑ . wikidata.org.
  3. [10] ↑ . wikidata.org.
  4. [15] ↑ . Retrieved . wikidata.org.
  5. [16] ↑ . wikidata.org.
  6. [3] ↑ . wikidata.org.
  7. [4] ↑ . wikidata.org.
  8. [5] ↑ . Retrieved . wikidata.org.
  9. [6] ↑ . wikidata.org.
  10. [7] ↑ . wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [13] ↑ . wikidata.org.
  14. [14] ↑ . wikidata.org.
  15. [19] ↑ . wikidata.org.
  16. [20] ↑ . wikidata.org.
  17. [21] ↑ . gayanvoice / top-github-users. wikidata.org.
  18. [1] ↑ . Retrieved . wikidata.org.
  19. [9] ↑ . github.com. github.com. Provenance: wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [17] ↑ . wikidata.org.
  22. [23] ↑ . wikidata.org.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . wikidata.org.
  25. [26] ↑ . wikidata.org.
  26. [27] ↑ . wikidata.org.
  27. [28] ↑ . wikidata.org.
  28. [29] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [30] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [31] ↑ . Wikidata. wikidata.org. → on this site
  2. [32] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [8] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [33] ↑ . Wikidata sitelinks. wikidata.org.
  3. [34] ↑ . 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). Tom Preston-Werner. Retrieved October 25, 2026, from https://4ort.xyz/entity/tom-preston-werner
MLA “Tom Preston-Werner.” 4ort.xyz Knowledge Graph, 4ort.xyz, 25 Oct. 2026, https://4ort.xyz/entity/tom-preston-werner.
BibTeX @misc{4ortxyz_tom-preston-werner_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Tom Preston-Werner}}, year = {2026}, url = {https://4ort.xyz/entity/tom-preston-werner}, note = {Accessed: 2026-10-25}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Tom Preston-Werner — https://4ort.xyz/entity/tom-preston-werner (retrieved 2026-10-25)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 19w ago · RVA2869 · 2026-06-10 view diff on Wikidata ↗
    Start of work period → +2008-00-00T00:00:00Z
    Geni.com profile id → —
    X (twitter) username → mojombo
    Website → —
    + 47 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-and-other-short:0||mul */ Cleanup: remove wikimedia refs; add mul label ([[User:Difool/WikidataCleanup]])"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.