Zelensky appointed a new deputy head of the Security Service of Ukraine: who it is.

Appointment of Yaroslav Merezhko

According to TSN.ua: The President of Ukraine Volodymyr Zelensky appointed Yaroslav Merezhko as the deputy head of the Security Service of Ukraine. The corresponding decree was signed on January 13, 2026. The appointment took effect from the moment of its publication.

Role and significance of the appointment

Yaroslav Merezhko will work under the leadership of the current head of the Security Service. This appointment is part of large-scale personnel changes in the politics and special services of Ukraine. Volodymyr Zelensky emphasized the importance of this decision, stating:

“To appoint Merezhko Yaroslav Viktorovych as the deputy head of the Security Service of Ukraine.” - Volodymyr Zelensky

The appointment of Yaroslav Merezhko as the deputy head of the Security Service of Ukraine is part of broader changes in the structure of state bodies that may affect the effectiveness of the Security Service's work in the face of modern challenges facing the country. Given the situation in Ukraine, such personnel decisions may signal the government's desire for renewal and improvement of the work of law enforcement agencies.