Oleksiy Kasyanov
| Personal information | |
|---|---|
| Born | August 26, 1985 |
| Height | 1.91 m (6 ft 3 in) |
| Weight | 88 kg (194 lb) |
| Sport | |
| Country | Ukraine |
| Sport | Athletics |
| Event | Decathlon |
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Oleksiy Kasyanov or Oleksii Serhiiovych Kasianov (Ukrainian: Олексій Сергійович Касьянов; born 26 August 1985 in Stakhanov (now Kadiivka, Ukraine) is a Ukrainian decathlete.