Serhiy Viktorovych Kovalenko (; born 10 May 1984) is a Ukrainian retired footballer who played as a midfielder or forward.
Serhiy Kovalenko started his youth career at Yunist Chernihiv. Then he moved to Russia to play for the youth squads of Dynamo Moscow and Sportakademklub Moscow.
Kovalenko moved to Juventus youth team in 2001. He was offered a contract after a trial along with Ilyos Zeytulayev and Viktor Budyanskiy. In February 2002, he joined Juve permanently. The Turin club paid US$400,000 (about â¬454,000) to buy Kovalenko and Zeytulayev's image and registration rights from Sportakademklub Moscow.
In January 2004, he was loaned to Lodigiani.
Kovalenko joined Standard Liège in August 2004. Juve received â¬5,000 for the player.
He then joined Lokeren in January 2007.
In August 2007 he signed a two-year contract with Roeselare. In March 2008 he terminated his contract with Roeselare.
Kovalenko returned to Ukraine to play for Volyn Lutsk on 12 August 2008.
In March 2009, he was signed by Torpedo Zhodino of Belarus.