Klemen Ferjan (born 12 October 1979) is a former Slovenian judoka.

Klemen has served nearly 3 years as the Alternate Representative on the Council of the International Civil Aviation Organization (ICAO).

He has been representing Central European Rotation Group (CERG) in providing continuing direction to ICAO’s work of fostering safe, secure and sustainable international aviation, including with respect to the review and adoption of international standards and recommended practices.

Klemen holds an M.B.A. degree from the John Molson School of Business at Concordia University and Diploma in Civil Aviation Management.

He also serves on the board of directors of Fondation Amal, mentors young budding entrepreneurs and is an avid judo instructor.