{"record":{"aliases":[],"appointmentIds":["spain-8d6312cb916df2"],"appointmentsDataset":"https://chanceries.org/diplomats.json","archivalSources":["serna-archive"],"canonicalUrl":"https://chanceries.org/diplopedia/people/mateo-serna-1d555d99ee/","countrySlug":"spain","entityId":"https://chanceries.org/diplopedia/people/mateo-serna-1d555d99ee/#person","eventIds":[],"expandedParagraphs":["Mateo de la Serna served as chargé d’affaires after Onís’s mission ended. His later diplomatic work concerned Spain’s dealings with Brazil’s newly independent empire."],"id":"spain:mateo-serna","identifiers":{},"legacyPersonIds":[],"legacyUrl":"https://chanceries.org/diplomat-1d555d99ee7fad955b8d.html","name":"Mateo de la Serna","notes":[],"paragraphSources":[["protocol","serna-archive"]],"profileUrl":"diplomat-1d555d99ee7fad955b8d.html","relatedEvents":[],"relatedPeople":[],"relationships":[],"researchStatus":"limited","reviewedOn":"2026-10-29","revision":"75426dbd73b8f786","sources":[{"accessedOn":"2026-10-29","date":null,"id":"protocol","locator":"Name and credential/acting entries; dates must be read with their labels","publisher":"2009-2017.state.gov","title":"Spain — U.S. Chief of Protocol incoming representatives","type":"official roster","url":"https://2009-2017.state.gov/s/cpr/rls/94445.htm"},{"accessedOn":"2026-10-29","date":null,"id":"serna-archive","locator":"Authority record and linked correspondence concerning Brazil","publisher":"atom.itamaraty.gov.br","title":"Mateo de la Serna — Arquivo Histórico do Itamaraty","type":"archive catalogue","url":"https://atom.itamaraty.gov.br/index.php/mateo-de-la-serna"},{"accessedOn":"","date":"","id":"mission-7596b500334365758009","locator":"","publisher":"","title":"Repertorio diplomático español","type":"Mission record","url":"https://www.exteriores.gob.es/es/ServiciosAlCiudadano/PublicacionesOficiales/Repertorio%20Diplom%C3%A1tico.pdf"}],"topics":[]},"schemaVersion":1}