Ms. Rosanne Marchesich is the FAO Representative in Eswatini effective 21 September 2026.

A national of Canada, she holds a Master of Science in Nutritional Sciences and Human Biology from the University of Guelph and McGill University, Canada, and a Bachelor of Science in Nutritional Sciences with a minor in Human Kinetics and an emphasis in Health from the University of Guelph, Canada.

Ms. Marchesich joined FAO in 1999 as a Nutrition Advisor at FAO headquarters in Rome, Italy, contributing to global nutrition guidelines, food composition data and support to member countries in integrating nutrition into national policies and programmes. From 2003 to 2009, she served as Operations Officer in the Emergency Operations and Rehabilitation Division; from 2009 to 2011, as Coordinator of the FAO Emergency Centre for Transboundary Animal Diseases (ECTAD) Programme in Viet Nam; and in 2013, as Emergency Response Manager in the Philippines, leading FAO’s emergency response following Typhoon Haiyan. She served as Deputy FAO Representative and FAO Representative ad interim in Bangladesh (2012–2013) and in Sudan (2014–2016).

Since 2016, she has served at FAO headquarters in Rome in the Office of Emergencies and Resilience (OER), as One Health Programme Priority Area Co-Lead and Food Chain Crisis Operations and Coordination Team Leader. She has led large-scale programmes worldwide, including coordinating FAO’s Level 3 Desert Locust response and managing FAO’s Emergency Technical Cooperation Programme. Prior to joining FAO, she served in the Health Systems and Services Division of the Pan American Health Organization/World Health Organization (PAHO/WHO) in Washington, D.C.