Valer Barna-Săbăduș, also Valer Sabadus, is a Romanian-German countertenor. He sings in both the alto and soprano range.
From Wikipedia (https://en.wikipedia.org/wiki/Valer_Barna-Sabadus) under Creative Commons Attribution CC-BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0/legalcode)