Vivcharyk, Iaroslav

He is a trombonist who has performed as a member of the Academic Symphony Orchestra of the National Philharmonic of Ukraine.

He performed with that orchestra at the 2007 Kiev Festival.

Sources:

1. https://www.filarmonia.com.ua/en/about/artists/academic-symphony-orchestra-of-nfu/musicians/
2. http://www.filarmonia.com.ua/1698
3. http://www.kyivfestival.com.ua/eng/kpo.php