| Serhii Ilnytskyi | |
| Birth Date: | 20 May 1970 |
| Birth Place: | Kyiv, Ukrainian SSR, Soviet Union |
| Death Place: | Kurdiumivka, Donetsk Oblast, Ukraine |
| Placeofburial: | , Kyiv, Ukraine |
| Serviceyears: | 2014 – 2023 |
| Rank: | Polkovnyk |
| Unit: |
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| Battles: | |
Serhii Volodymyrovych Ilnytskyi (Ukrainian: Сергій Володимирович Ільницький; 20 May 1970 – 22 August 2023) was a Ukrainian colonel, politician, public figure and athlete. He was a participant in the Russian-Ukrainian war and later died in the Russian invasion of Ukraine starting in 2022.
Ilnytskyi was born in Kyiv on 20 May 1970, and attended schools No. 143 and 168 of Kyiv. Later he graduated from the and the National Defense University of Ukraine, and received a master's degree in Public Administration from the .[1]
He had participated in Anti Terrorist Operation in Donbas since 2014. During the campaign, he was injured and disabled in a battle.[2] He was later awarded the Third-Degree Order of Merit.
When Russia launched a full-scale invasion of Ukraine in 2022, he joined the army again. In 2023, he was appointed deputy commander of the Ukrainian Volunteer Corps and commander of the "Southern" detachment of the 28th Mechanized Brigade.[1]
On 22 August 2023, Ilnytskyi was found dead near the village of Kurdiumivka in Donetsk Oblast. On August 28, 2023, Archbishop presided over the funeral at St. Michael's Golden-Domed Monastery and was later buried in the, Kyiv.[3]