Chairman, Director & Professor, Department of Otorhinolaryngology 
Director, Thyroid Cancer Clinic and Yonsei Head & Neck Cancer Center
College of Medicine
Yonsei University

​

Professor Yoon Woo Koh, is a professor of Otorhinolaryngology-Head and Neck Surgery and Thyroid cancer clinic at Yonsei University College of Medicine Seoul, Korea.

​

He has been elected as the President-elect of the Korean Society of Head and Neck Surgery (KSHNS).

​

He serves as Chairman and Director of Otorhinolaryngology, Head and Neck Surgery and Director of Yonsei Head & Neck Cancer Center since March 2025. He also served as Vice Dean, Graduate Affairs, and Director of Yonsei Head & Neck Cancer Center.

​

Dr. Koh is the General Secretary of the International Guild of Robotic & Endoscopic Head and Neck Surgery.

​

He completed his clinical fellowship at Yonsei University College of Medicine in Seoul, Korea.

​

Dr. Koh pioneered Robotic Retroauricular Neck Dissection for Thyroid and Head & Neck cancer. He has made significant contributions to minimally invasive head and neck surgery and thyroid surgery with a retroauricular approach. He has authored over 100 original articles and book chapters on endoscopic and robotic thyroid and head and neck surgery.

​

Dr. Koh has the largest experience in the world with robotic head and neck surgery, including over 3,000 cases(over 1,300 cases of DaVinci SP Robotic Surgery), including the largest number of Transoral Robotic Surgery(TORS) with Robotic Retro-auricular Neck Dissection for thyroid and head and neck cancer, “Gasless” Transoral Robotic Thyroidectomy(TORT) with Transoral Neck Dissection, Robotic Total/Partial Laryngectomy, Robotic Salivary Gland Surgery, Robotic PPS tumor Surgery, Robotic RPLN Dissection and Robotic application for Free flap reconstruction.

​

His research focuses on clinical outcomes for thyroid and head & neck patients. His lab investigates crosstalk signaling after targeted therapy and develops treatment platforms to overcome drug resistance in these cancers.