Vladimir Kostin (speed skater)

Vladimir Kostin is a retired speed skater who competed internationally for the USSR. Details of his birthdate and specific career highlights are currently sparse and difficult to verify through standard sources. It is understood that he was active during the latter half of the 20th century, participating in major international competitions, likely including World Championships or European Championships. Further research is needed to provide a more comprehensive biographical entry, including specific race results, medal counts, and active years of competition.