John-Laffnie de Jager

South African tennis player
Person human Q604387
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John-Laffnie de Jager

Summary

John-Laffnie de Jager is a human[1]. Born in Johannesburg[2], he… he was born on +1973-03-17T00:00:00Z[3]. He worked as a tennis player[4]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (11 views/month, #7,294 of 1,000,298).[5]

Key Facts

  • Born in Johannesburg[2], John-Laffnie de Jager…
  • John-Laffnie de Jager was born on +1973-03-17T00:00:00Z[3].
  • John-Laffnie de Jager held citizenship in South Africa[6].
  • John-Laffnie de Jager's professions included tennis player[4].
  • John-Laffnie de Jager is recorded as male[7].
  • John-Laffnie de Jager's instance of is recorded as human[8].
  • John-Laffnie de Jager's Association of Tennis Professionals player ID is recorded as D211[9].
  • John-Laffnie de Jager's residence is recorded as Ermelo[10].
  • John-Laffnie de Jager's doubles record is recorded as 246–258[11].
  • John-Laffnie de Jager's singles record is recorded as 0–3[12].
  • John-Laffnie de Jager's International Tennis Federation player ID before 2020 is recorded as 10000332[13].
  • John-Laffnie de Jager's sport is recorded as tennis[14].
  • John-Laffnie de Jager's Freebase ID is recorded as /m/04grwdz[15].
  • John-Laffnie de Jager's playing hand is recorded as right-handedness[16].
  • John-Laffnie de Jager's participant in is recorded as 2000 Summer Olympics[17].
  • John-Laffnie de Jager's languages spoken, written or signed is recorded as English[18].
  • John-Laffnie de Jager's Sports-Reference.com Olympic athlete ID is recorded as de/john-laffnie-de-jager-1[19].
  • John-Laffnie de Jager's GTAA ID is recorded as 123279[20].
  • John-Laffnie de Jager's start of work period is recorded as +1992-00-00T00:00:00Z[21].
  • John-Laffnie de Jager's end of work period is recorded as +2003-00-00T00:00:00Z[22].
  • John-Laffnie de Jager's height is recorded as {'unit': 'Q174728', 'amount': '+193'}[23].
  • John-Laffnie de Jager's mass is recorded as {'unit': 'Q11570', 'amount': '+82'}[24].
  • John-Laffnie de Jager's prize money is recorded as {'unit': 'Q4917', 'amount': '+1357700'}[25].
  • John-Laffnie de Jager's Davis Cup player ID until 2025 is recorded as 800180351[26].
  • John-Laffnie de Jager's Olympics.com athlete ID is recorded as john-laffnie-de-jager[27].

Body

Origins and Family

John-Laffnie de Jager was born in Johannesburg[2]. He was born on +1973-03-17T00:00:00Z[3].

Career and Affiliations

John-Laffnie de Jager's professions included tennis player[4].

Why It Matters

John-Laffnie de Jager ranks in the top 0.73% of human entities by monthly Wikipedia readership (11 views/month, #7,294 of 1,000,298).[5] He has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[28]

FAQs

Where was John-Laffnie de Jager born?

John-Laffnie de Jager's place of birth was Johannesburg[2].

What did John-Laffnie de Jager do for work?

John-Laffnie de Jager worked as tennis player[4].

References

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

Direct Wikidata claims

  1. [2] . Association of Tennis Professionals website. wikidata.org.
  2. [7] . wikidata.org.
  3. [6] . wikidata.org.
  4. [8] . wikidata.org.
  5. [4] . wikidata.org.
  6. [9] . wikidata.org.
  7. [10] . wikidata.org.
  8. [11] . Association of Tennis Professionals website. wikidata.org.
  9. [12] . Association of Tennis Professionals website. wikidata.org.
  10. [3] . Association of Tennis Professionals website. wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . Association of Tennis Professionals website. Retrieved . wikidata.org.
  13. [15] . Freebase Data Dumps. wikidata.org.
  14. [16] . ITF website. wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [5] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. 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). John-Laffnie de Jager. Retrieved April 10, 2026, from https://4ort.xyz/entity/john-laffnie-de-jager
MLA “John-Laffnie de Jager.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/john-laffnie-de-jager.
BibTeX @misc{4ortxyz_john-laffnie-de-jager_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{John-Laffnie de Jager}}, year = {2026}, url = {https://4ort.xyz/entity/john-laffnie-de-jager}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): John-Laffnie de Jager — https://4ort.xyz/entity/john-laffnie-de-jager (retrieved 2026-04-10)

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