About Valentin Demyanenko
Valentin Yuryevich Demyanenko, born 23 October 1983 in Cherkassy, Cherkassy Raion, Cherkassy Oblast, Ukrainian SSR, Soviet Union, is a former Ukrainian-born Azerbaijani flatwater canoeist. He is a four times world champion, three times European champion and silver medalist of 2016 Summer Olympics in C-1 200 metres. He didn't appear at the 2006 European Senior Championships; instead he was entered for the under-23 championships in Schinias, Greece, where he won the C1 500m silver medal. Demyanenko was a late developer as a canoeist and only came to prominence in 2004 with a shock victory in the C-1 500m final at the European under-23 championships in Poznań, Poland. In his first international appearance as a senior he won a silver medal at the 2005 European championships in the C-1 200m sprint, just one tenth of a second behind the three-times champion Maxim Opalev of Russia.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.