Rudolf Innig studied organ, piano, church music, music education and musicology in Detmold, Cologne, and Paris. His teachers included Gaston Litaize and Michael Schneider (organ), Hans Martin Theopold, Friedrich Wilhelm Schnurr (piano) and Arno Forchert (musicology). He was the recipient of a fellowship from the Studienstiftung des Deutschen Volkes and a prizewinner in various organ competitions.

Innig’s numerous CD recordings with the complete organ works of Johannes Brahms, Samuel Barber, Franz Lachner, Felix Mendelssohn, Felix Nowowiejski, Olivier Messiaen, Horatio Parker, Josef Gabriel Rheinberger and Robert Schumann have been awarded various international recording prizes such as the Prize of the German Record Critics, Cannes Classical Award (together with the Musica Alta Ripa Ensemble), and Echo-Klassik.

After many years as the director of the Musikschule Coesfeld and faculty member at the Hochschule für Musik Detmold Rudolf Innig lives since 2012 as concert organist in the city of Bielefeld. Recent Concerts led him to many important churches and concert halls, f. e. the cathedrals of Berlin, Osnabrück or Schleswig, the Konstantins-Basilika Trier, the Hill Auditorium (Ann Arbor), the Methuen Memorial Hall, the Philharmony in Gdansk (Poland) and the Rudolf-Oetker-Halle, where he played together with the Bielefeld Philharmonic Orchestra in 2016 and 2018.