João Marcos (footballer, born 1981)
Brazilian footballer

João Marcos Alves Ferreira (born 24 June 1981 in Marília), known as João Marcos, is a Brazilian former professional footballer who played as a defensive midfielder.
Honours
Ceará
Campeonato Cearense: 2011, 2012, 2013, 2014
Copa do Nordeste: 2015
References
External links
João Marcos at WorldFootball.net
"João Marcos". Ceará Sporting Club (in Portuguese). Archived from the original on 27 October 2010. Retrieved 5 April 2020.
Begin with the source’s own compact description: “João Marcos (footballer, born 1981)” is brazilian footballer. The dossier treats that line as a proposition to test through João, Marcos and footballer, not as a finished interpretation.
Why this record matters
The phrase “brazilian footballer” 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.
The entry’s evidential value lies in the named roles, institutions and publications that can be tested against primary documentation. The source revision retrieved here is dated Dec 3, 2025. The linked authority identifier is Q6298236. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1981, 2011, 2012 and 2013.
A concise life account rarely captures disputed attribution, private networks or the changing language used to describe a career. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Read biographical claims against dates, named institutions and the cited references. Distinguish a subject’s later reputation from evidence produced during their lifetime.
- Establishing names and roles
- Building a first chronology
- Locating cited institutions
Personal papers, civil or court records, institutional files and the scholarship cited by the source.
Three-step research path
- Establish the record: confirm the title “João Marcos (footballer, born 1981)”, its source revision and the description used here.
- Expand the search: follow João Marcos (footballer, born 1981) primary sources, João Marcos (footballer, born 1981) archive and João 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
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This entry incorporates text from “João Marcos (footballer, born 1981)” 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.