Dolph Lundgren | Jan van Eyck | Jan Matejko Academy of Fine Arts | Jan Hammer | Jan Peerce | Jan Hus | Jan Mayen | Jan Guillou | Jan Smuts | Jan Fabre | Jan Morris | Jan Matejko | Jan Garbarek | Ignacy Jan Paderewski | Jan van Riebeeck | Jan Troell | Jan Tinbergen | Jan Neruda | Jan-Michael Vincent | Jan Kochanowski | Jan Brewer | Jan Bechtum | Jan Zamoyski | Jan Ullrich | Jan Peter Balkenende | Jan Egeland | Robert Jan Stips | Mian Shakirullah Jan | Jan Weenix | Jan Timman |
Geller performed regularly in Germany and abroad as a soloist at festivals and clubs in various formations including some big bands as well as with such diverse artists as Knut Kiesewetter, Lennie Niehaus, Jiggs Whigham, Rolf Kühn, Slide Hampton, Buddy DeFranco, Lew Soloff, Charlie Mariano and Jan Lundgren.