Udo Kier | Udo Lindenberg | Udo Jürgens | Udo Weilacher | Udo Schütz | Udo Recker | Udo Dirkschneider | Udo | Udo Walendy | Udo (Slavic prince) | Udo Beyer | ''Robin'' Alexander Wolfgang Udo Eugen Wilhelm Gottfried of Sayn-Wittgenstein-Berleburg | Duke ''Christian'' Nikolaus Udo Peter of Oldenburg | Carl Lebrecht Udo Dammer |
Along with his own work, he has performed works by other composers such as John Cage, James Tenney, Udo Kasemets and Roberto Paci Dalò.