Sidor is a boy name with roots in Russian and Greek culture. A Russian folk form of Isidore, from the Greek 'Isidoros' (Isis + doron, gift) - gift of Isis.
The numerology number for Sidor is 8, reflecting the personality traits and characteristics associated with this name.
Origin : russian, greek
Gender : boy
Numerology : 8
Syllables : 2
Last updated 21 October 2026 · How we research names · Report a mistake
In numerology, the name Sidor reduces to the number 8, which is most often linked to ambition, authority, accomplishment. A person carrying this vibration is often confident and goal-driven - focused on building something tangible, whether a career, a business, or a legacy that outlasts them.
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Names starting with S
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