I John Hadji Argyris (Greek: Ιωάννης Αργύρης; * Agostu 19 1913 i king Volos, Greece; – Abril 2 2004 king Stuttgart) iya ing metung kareng linalang keng Finite Element Method (FEM) at dati Professor king University ning Stuttgart ampong Director na ning Institute para Statics ampong Dynamics na ning Aerospace Structures.
Ing kayang bapa Constantin Carathéodory metung yang Greek mathematician na ning Makabayung Panaun.

Scientific a obra mag-edit

I Argyris kasangkut ya keng pamanalkus ning Finite Element Method kambe nang Ray W. Clough ampong Olgierd Zienkiewicz kaibat ning maranun a mathematical minunang obra nang Richard Courant.