Aragontòk (/ˌærəɡəˈniːz/ ARR-ə-gə-NEEZ; aragonés [aɾaɣoˈnes] insay Aragonese) na wan Romans langwej we lɛk 12,000 pipul dɛn de tɔk insay sɔm dayalɛkt dɛn as of 2011, na di Pyrenees vali dɛn na Aragɔn, Spen, mɔ na di kɔmarkas dɛn Somontano de Barbastro, Jacetania, Alto Gállego, Sobrarbe, ɛn Ribagorza/Ribagorsa.[1][2] Na di wan ol mɔdan langwej we bin sev frɔm di midival Navarro-Aragonese insay wan fɔm we difrɛn frɔm Spanish.
Frɔm trade trade, pipul dɛn bin de kɔl di langwej fabla (‘tɔk’ ɔ ‘tɔk’). Nativ Aragonese pipul dɛn kin kɔl am di nem dɛn fɔ in lokal langwej dɛn lɛk cheso (we kɔmɔt na Vale de Hecho) ɔ patués (we kɔmɔt na di Benasque Vali).