Yvonne Mewengkang

Yvonne Elizabeth Mewengkang (born 22 June 1982) is an Indonesian diplomat who is currently serving as the chief of staff to the foreign minister since 9 September 2025. She previously served as the deputy chief of staff.

Early life and education Mewengkang was born in Palu on 22 June 1982 as the daughter of Christofel Mewengkang and Femmy Semen. Her father was a retired army colonel who was the chief of the socio-political office in Bali and the East Nusa Tenggara between 1996 and 2002. Her father's career necessitated her to move frequently during her childhood, living in different cities such as Makassar and Bandung for elementary school, and later in Denpasar for both middle and high school. After completing high school, she returned to her hometown to study communication sciences at the Sam Ratulangi University in Manado. Her studies sparked her interest in diplomacy. During her foreign service, she received a Edward E. Masters fellowship from the United States–Indonesia Society to study at the American University School of International Studies. She graduated with a master's degree in international politics in the summer of 2012.

Career Mewengkang witnessing the establishment of diplomatic relations between Barbados and Indonesia in 2019. Mewengkang began her foreign service career when she was awarded the prestigious Lambertus Palar Award, a scholarship specifically for Sam Ratulangi University students provided by the foreign ministry. In 2006, she passed the foreign civil service selection as a representative for North Sulawesi and starting her career in Jakarta. After completing her basic diplomatic training, she was assigned to the directorate of public diplomacy. She was then assigned to handle peacekeeping issues at the Directorate of International Security and Disarmament before being named as deputy director (chief of subdirectorate) for Asia-Pacific and African intra and inter-regional cooperation.

Yvonne Mewengkang taking part in the 2021 New York City Marathon. She returned to New York from 2018 to 2022 as part of the Indonesian UN Security Council Task Force.

Upon serving in the permanent mission, she was recalled to Jakarta to serve as the personal secretary to foreign minister Retno Marsudi, equivalent to her deputy chief of staff. Under foreign minister Sugiono, on 9 September 2025 Mewengkang became the chief of strategic support bureau, a position equivalent to the foreign minister's chief of staff. Shortly upon her appointment, she was designated as the foreign ministry's first spokesperson, alongside second spokesperson Vahd Mulachela. The two were introduced to the media as spokesperson on 17 September.

Personal life Yvonne is married and has two children.