Aleksandrenko Serhiy Mykolayovych was the radio telegraphist of the 1-st separate Guards Tank Brigade of the Land Forces of the Armed Forces of Ukraine, senior soldier.
He was born on 2 June, 1979 in the village Olbin, Kozeletsky district, Chernihiv region. He graduated a secondary school.
He passed the regular military service in the Armed Forces of Ukraine.
In March 2014, he was mobilized into the armed forces of Ukraine. He served as a radio telegraphist of the 1 st Guards Tank Brigade of the Land Forces of the Armed Forces of Ukraine (military unit A1815, settlement of the urban type Goncharivka Chernigiv district, Chernihiv region).
From 2014 he participated in the anti-terrorist operation in eastern Ukraine.
On 8 August, 2014, senior soldier Aleksandrenko was killed during a strike search in the district of Novosvitlivka and Khrjushvate villages, Krasnodonsky (from 2016 - Sorokinsky) district, Luhansk region.
On 22 August, 2014 he was buried in the cemetery of the village Olbin, Kozeletsky district, Chernihiv region.
He was awarded the Order "For Courage" of the 3rd class (05/15/2015; posthumously).
In the village Olbin near the memorial to the Heroes of the Second World War he memorial plaque was established, which is dedicated to Aleksandrenko.