Dr. Jonathas Claus is an Oral and Maxillofacial Surgeon from Brazil, internationally recognized for his work in orthognathic surgery—particularly in minimally invasive techniques. He leads a high-volume private practice as Chairman of Instituto Bucomaxilofacial and is the founder of MIOS Academy and the MIOS Meeting, dedicated to advanced training in aesthetic and functional facial surgery.

He is the author of the book Orthognathic Surgery – Showcase Book and has published over 50 scientific articles and several book chapters. His clinical and academic focus includes virtual planning, patient-specific implants, aesthetic-driven surgical strategies, and simplified access techniques.

Dr. Claus is a frequent speaker at major international congresses. Widely respected for his practical approach and aesthetic precision, he is considered a key reference in modern orthognathic surgery.