He became German Memory Champion 7-times in a row from 1998 to 2004 until he was defeated by his compatriot Clemens Mayer in 2005.
Gunther Schuller | Günther Anders | Lothar-Günther Buchheim | John Gunther | Hans F. K. Günther | Günther Porod | Petter Adolf Karsten | John Gunther Dean | Günther XLI | Gunther von Hagens | Gunther von Fritsch | Günther Schwab | Günther Oettinger | Gunther Kress | Günther Förg | Anton Günther II | Karsten Kruschel | Günther Uecker | Gunther Uecker | Günther Prien | Gunther, Margrave of Merseburg | Günther Jauch | Gunther Forg | Gunther | Bob Gunther | Thomas Karsten | Rita Gunther McGrath | Odd Karsten Tveit | Matthäus Günther | Karsten Wettberg |