The name 'Zhdanko' has recorded instances in written sources dating back to the mid-17th century. For example, in 1649, a Cossack from the Mirgorod regiment named Zhdanko Osipenko is mentioned. In 1666, other records appear: Zhdanko Sholhach, Zhdanko Kislyi, and Zhdanko Mukoseev. In the same year, the surname Artyushko Bezhdanko is also documented. In 1615, a patronymic Zhdanchenya can be found. Specifically, in 1654, the Kyiv Cossack colonel Anton Zhdanenko is noted. The name 'Zhdanko' is formed using the diminutive suffix '-ko' from the name 'Zhdan'.