John I
Wikimedia disambiguation page
John I may refer to:
People
Religious figures
John I (bishop of Jerusalem)
John Chrysostom (349 – c. 407), Patriarch of Constantinople
John I of Antioch (died 441)
Pope John I of Alexandria, Coptic Pope from 496 to 505
Pope John I, Pope from 523 to 526
John I (exarch) (died 615), Exarch of Ravenna
John I (archbishop of Trier) (c. 1140-1212), Archbishop of Trier from 1190 to 1212
Pope John Paul I, Pope in 1978
Counts
John I of Ponthieu (c. 1147 – 1191)
John I of Dreux (1215–1249)
John I of Avesnes (1218–1257), Count of Hainaut
John I, Count of Blois (died 1280)
John I of Brienne, Count of Eu (died 1294)
John I, Count of Holland (1284–1299)
John I Orsini (1303/4–1317), Count of Cephalonia
John I of Nassau-Weilburg (1309–1371)
John I, Count of La Marche (1344–1393)
John Günther I, Count of Schwarzburg-Sondershausen, (1532–1586)
John I, Count Palatine of Zweibrücken (1550–1604)
Dukes
John I of Naples (died c. 719)
John I of Amalfi (died 1007)
John of Brunswick, Duke of Lüneburg (c. 1242–1277)
John I, Duke of Saxony (1249–1285)
John I, Duke of Brittany (1217–1286)
John I, Duke of Brabant (1253–1294)
John I, Duke of Bavaria (1329–1340)
John I, Duke of Opava-Ratibor (c. 1322 – c. 1380–1382)
John I, Duke of Mecklenburg-Stargard (1326–1392/93)
John I, Duke of Lorraine (1346–1390)
John, Duke of Berry (1340–1416)
John the Fearless (1371-1419), ruler of the Burgundian State from 1404 to 1419
John I of Münsterberg (ca. 1380 – 1428)
John I, Duke of Bourbon (1381–1434)
John Albert I, Duke of Mecklenburg, (1525–1576)
John, 6th Duke of Braganza (1543–1583), a.k.a. John I, Duke of Braganza
John Ernest I, Duke of Saxe-Weimar (1594–1626)
Johann Adolf I, Duke of Saxe-Weissenfels (1649–1697)
Emperors
John I Tzimiskes (c. 925 – 976), Byzantine Emperor
John I of Trebizond (died 1238)
Yohannes I of Ethiopia (ruled 1667–1692)
Kings
John of Abkhazia (ruled 878/879–880)
John of England (1166–1216), King of England, Lord of Ireland, Duke of Normandy and Aquitaine and Count of Anjou
John I of Sweden (c. 1201 – 1222), king of Sweden
John of Brienne (c.
Begin with the source’s own compact description: “John I” is wikimedia disambiguation page. The dossier treats that line as a proposition to test through John, Wikimedia and disambiguation, not as a finished interpretation.
Why this record matters
The phrase “wikimedia disambiguation page” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Jun 2, 2026. The linked authority identifier is Q396396. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1140, 1212, 1190 and 1978.
A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.
- Subject orientation
- Search vocabulary
- Locating named sources
The closest primary source, responsible institution and strongest cited specialist reference.
Three-step research path
- Establish the record: confirm the title “John I”, its source revision and the description used here.
- Expand the search: follow John I primary sources, John I archive and John research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “John I”?
- What terminology or title could unlock a more precise catalogue search?
- Which cited source is closest to the event, object or claim?
Search terms from this dossier
This entry incorporates text from “John I” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.