Born in 1987 in Detmold, Carsten Carey Duffin took his first French horn lessons at the age of six, studying with hornist and teacher Jörg Schulthess – In January of 2001 he became a private student of the horn instructor and first chair player Prof. Michael Höltzel in Hamburg.
In 2004, Carsten became a junior student at the Academy of Music and the Performing Arts in Stuttgart. After graduating from the C. D. Grabbe Gymnasium in Detmold in the autumn of 2006 he became a full time student in Stuttgart.
Carsten Duffin gained concert experience in Germany, France, the Netherlands, Austria, Hungary, Poland, Mexico, Japan and the United States. Following initial experience in regional and state-wide youth orchestras, he became a member of the German Federal Youth Orchestra as well as the Young German Philharmonic.
He acquired his first professional orchestral experiance in the Concert Orchestra of Berlin under Lothar Zagrosek, the Mahler Chamber Orchestra of Berlin under Pierre Boulez and Daniel Harding and the German Symphony Orchestra of Berlin under Ingo Metzmacher as well as with the Symphonieorchester des Bayerischen Rundfunks and the Berlin Philharmonic. In September of 2007 he became principal horn player at the Stuttgart State Opera.
In September of 2010, Carsten Duffin became solo hornist in the Symphonieorchester des Bayerischen Rundfunks, he also plays in the orchestra of the Richard Wagner festival in Bayreuth.
Carsten Duffin has made solo appearances with the Detmold Chamber Orchestra, the Amadé Chamber Orchestra, the Detmold Yough Orchestra, the NRW Orchestra Academy, the NRW State Youth Orchestra and the Bochum Symphony. In 2008/2009 he also appeared as soloist with the University Orchestra of Stuttgart as well as with the International Youth Orchestra Academy of Bayreuth and at the Mecklenburg-Vorpommern Festival.