J. Blaschka is a 27-year-old professional football player from ISV. At the international level, he represents US Virgin Islands. He plays primarily as a Defender.

Throughout the FIFA World Cup qualification (CONCACAF) 2026, J. Blaschka featured in 2 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.