Mark Orr

Irish chess player

Person human Q21857135

Press Enter · cited answer in seconds

Mark Orr

Summary

Mark Orr is a human^[1]. He was born on +1955-11-09T00:00:00Z^[2]. He worked as a chess player^[3].

Key Facts

Mark Orr was born on +1955-11-09T00:00:00Z^[2].
Mark Orr held citizenship in Ireland^[4].
Mark Orr's professions included chess player^[3].
Mark Orr is recorded as male^[5].
Mark Orr's instance of is recorded as human^[6].
Mark Orr's sport is recorded as chess^[7].
Mark Orr's family name is recorded as Orr^[8].
Mark Orr's given name is recorded as Mark^[9].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2255'}^[10].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2260'}^[11].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2245'}^[12].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2275'}^[13].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2320'}^[14].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2340'}^[15].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2330'}^[16].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2365'}^[17].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2340'}^[18].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2340'}^[19].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2345'}^[20].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2365'}^[21].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2375'}^[22].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2375'}^[23].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2375'}^[24].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2375'}^[25].
Mark Orr's Elo rating is recorded as {'unit': '1', 'amount': '+2370'}^[26].

Body

Origins and Family

Mark Orr was born on +1955-11-09T00:00:00Z^[2].

Career and Affiliations

Mark Orr's professions included chess player^[3].

FAQs

What did Mark Orr do for work?

Mark Orr worked as chess player^[3].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of human

Sex or gender male

Date of birth November 9, 1955

Country of citizenship Ireland

Occupation chess player

Properties

Country for sport Ireland

Elo rating unit: 1, amount: +2255, unit: 1, amount: +2260, unit: 1, amount: +2245, unit: 1, amount: +2275, unit: 1, amount: +2320, unit: 1, amount: +2340, unit: 1, amount: +2330, unit: 1, amount: +2365, unit: 1, amount: +2340, unit: 1, amount: +2340, unit: 1, amount: +2345, unit: 1, amount: +2365, unit: 1, amount: +2375, unit: 1, amount: +2375, unit: 1, amount: +2375, unit: 1, amount: +2375, unit: 1, amount: +2370, unit: 1, amount: +2380, unit: 1, amount: +2380, unit: 1, amount: +2380, unit: 1, amount: +2345, unit: 1, amount: +2345, unit: 1, amount: +2370, unit: 1, amount: +2370, unit: 1, amount: +2370, unit: 1, amount: +2370, unit: 1, amount: +2365, unit: 1, amount: +2365, unit: 1, amount: +2360, unit: 1, amount: +2360, unit: 1, amount: +2360, unit: 1, amount: +2360, unit: 1, amount: +2360, unit: 1, amount: +2350, unit: 1, amount: +2309, unit: 1, amount: +2309, unit: 1, amount: +2309, unit: 1, amount: +2315, unit: 1, amount: +2315, unit: 1, amount: +2328, unit: 1, amount: +2328, unit: 1, amount: +2328, unit: 1, amount: +2328, unit: 1, amount: +2332, unit: 1, amount: +2332, unit: 1, amount: +2354, unit: 1, amount: +2362, unit: 1, amount: +2346, unit: 1, amount: +2352, unit: 1, amount: +2349, unit: 1, amount: +2349, unit: 1, amount: +2338, unit: 1, amount: +2324, unit: 1, amount: +2324, unit: 1, amount: +2305, unit: 1, amount: +2305, unit: 1, amount: +2293, unit: 1, amount: +2293, unit: 1, amount: +2293, unit: 1, amount: +2293, unit: 1, amount: +2293, unit: 1, amount: +2293, unit: 1, amount: +2293, unit: 1, amount: +2266, unit: 1, amount: +2266, unit: 1, amount: +2258, unit: 1, amount: +2258, unit: 1, amount: +2258, unit: 1, amount: +2249, unit: 1, amount: +2249, unit: 1, amount: +2249, unit: 1, amount: +2249, unit: 1, amount: +2249, unit: 1, amount: +2249, unit: 1, amount: +2249, unit: 1, amount: +2249, unit: 1, amount: +2247, unit: 1, amount: +2247, unit: 1, amount: +2264, unit: 1, amount: +2264, unit: 1, amount: +2264, unit: 1, amount: +2264, unit: 1, amount: +2264, unit: 1, amount: +2260, unit: 1, amount: +2260, unit: 1, amount: +2260, unit: 1, amount: +2260, unit: 1, amount: +2260, unit: 1, amount: +2260, unit: 1, amount: +2260, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2247, unit: 1, amount: +2247, unit: 1, amount: +2247, unit: 1, amount: +2230, unit: 1, amount: +2230, unit: 1, amount: +2230, unit: 1, amount: +2230, unit: 1, amount: +2230, unit: 1, amount: +2230, unit: 1, amount: +2230, unit: 1, amount: +2230, unit: 1, amount: +2230, unit: 1, amount: +2238, unit: 1, amount: +2238, unit: 1, amount: +2238, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2240, unit: 1, amount: +2260, unit: 1, amount: +2260, unit: 1, amount: +2260, unit: 1, amount: +2228, unit: 1, amount: +2228, unit: 1, amount: +2228, unit: 1, amount: +2224, unit: 1, amount: +2224, unit: 1, amount: +2222, unit: 1, amount: +2208, unit: 1, amount: +2170, unit: 1, amount: +2180, unit: 1, amount: +2160, unit: 1, amount: +2160, unit: 1, amount: +2166, unit: 1, amount: +2137, unit: 1, amount: +2137, unit: 1, amount: +2137, unit: 1, amount: +2137, unit: 1, amount: +2132, unit: 1, amount: +2132, unit: 1, amount: +2135, unit: 1, amount: +2144, unit: 1, amount: +2136, unit: 1, amount: +2152, unit: 1, amount: +2140, unit: 1, amount: +2140, unit: 1, amount: +2137, unit: 1, amount: +2137, unit: 1, amount: +2137, unit: 1, amount: +2137, unit: 1, amount: +2137, unit: 1, amount: +2145, unit: 1, amount: +2144, unit: 1, amount: +2136, unit: 1, amount: +2112, unit: 1, amount: +2085, unit: 1, amount: +2085, unit: 1, amount: +2097, unit: 1, amount: +2097, unit: 1, amount: +2097, unit: 1, amount: +2097, unit: 1, amount: +2097, unit: 1, amount: +2097, unit: 1, amount: +2084, unit: 1, amount: +2084, unit: 1, amount: +2085, unit: 1, amount: +2089, unit: 1, amount: +2070, unit: 1, amount: +2075, unit: 1, amount: +2075, unit: 1, amount: +2099, unit: 1, amount: +2099, unit: 1, amount: +2099, unit: 1, amount: +2099, unit: 1, amount: +2111, unit: 1, amount: +2111, unit: 1, amount: +2111, unit: 1, amount: +2093, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2080, unit: 1, amount: +2088, unit: 1, amount: +2107, unit: 1, amount: +2109, unit: 1, amount: +2111, unit: 1, amount: +2116

Family name Orr

Given name Mark

Imported from wholeness_audit_2026-05-02

Participant in 26th Chess Olympiad, 27th Chess Olympiad, 28th Chess Olympiad, 29th Chess Olympiad, 30th Chess Olympiad, 31st Chess Olympiad, 32nd Chess Olympiad, 34th Chess Olympiad, 35th Chess Olympiad

Sport chess

Title of chess person International Master, FIDE Master

External References (7)

365chess.com player id Mark_J_L_Orr

Chess.com player id mark-j-l-orr

Chessgames.com player id 27793

Chesstempo.com player id 153946

Fide player id 2500035

Google knowledge graph id /g/11bxf3xczn

Olimpbase chess olympiad player id m82uuc89

🏷️ Also known as

en Mark Orr ru Марк Орр ru Орр, Марк

References

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

Direct Wikidata claims

[5] ↑ Mark Orr — sex or gender (P21): male. wikidata.org.
[4] ↑ Mark Orr — country of citizenship (P27): Ireland. wikidata.org.
[6] ↑ Mark Orr — instance of (P31): human. wikidata.org.
[3] ↑ Mark Orr — occupation (P106): chess player. OlimpBase. Retrieved 2022-04-04. wikidata.org.
[2] ↑ Mark Orr — date of birth (P569): +1955-11-09T00:00:00Z. wikidata.org.
[7] ↑ Mark Orr — sport (P641): chess. wikidata.org.
[8] ↑ Mark Orr — family name (P734): Orr. wikidata.org.
[9] ↑ Mark Orr — given name (P735): Mark. wikidata.org.
[10] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2255'}. List of players on FIDE lists 1967-2001. wikidata.org.
[11] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2260'}. List of players on FIDE lists 1967-2001. wikidata.org.
[12] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2245'}. List of players on FIDE lists 1967-2001. wikidata.org.
[13] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2275'}. List of players on FIDE lists 1967-2001. wikidata.org.
[14] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2320'}. List of players on FIDE lists 1967-2001. wikidata.org.
[15] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2340'}. List of players on FIDE lists 1967-2001. wikidata.org.
[16] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2330'}. List of players on FIDE lists 1967-2001. wikidata.org.
[17] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2365'}. List of players on FIDE lists 1967-2001. wikidata.org.
[18] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2340'}. List of players on FIDE lists 1967-2001. wikidata.org.
[19] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2340'}. List of players on FIDE lists 1967-2001. wikidata.org.
[20] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2345'}. List of players on FIDE lists 1967-2001. wikidata.org.
[21] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2365'}. List of players on FIDE lists 1967-2001. wikidata.org.
[22] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2375'}. List of players on FIDE lists 1967-2001. wikidata.org.
[23] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2375'}. List of players on FIDE lists 1967-2001. wikidata.org.
[24] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2375'}. List of players on FIDE lists 1967-2001. wikidata.org.
[25] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2375'}. List of players on FIDE lists 1967-2001. wikidata.org.
[26] ↑ Mark Orr — Elo rating (P1087): {'unit': '1', 'amount': '+2370'}. List of players on FIDE lists 1967-2001. wikidata.org.

Class ancestry

[1] ↑ Mark Orr is an instance of human (Q5) [P31, primary]. Wikidata. 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). Mark Orr. Retrieved May 3, 2026, from https://4ort.xyz/entity/mark-orr

MLA “Mark Orr.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/mark-orr.

BibTeX

@misc{4ortxyz_mark-orr_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Mark Orr}}, year = {2026}, url = {https://4ort.xyz/entity/mark-orr}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Mark Orr — https://4ort.xyz/entity/mark-orr (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/mark-orr · Last refreshed: May 3, 2026