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A native of Amsterdam, the Netherlands, Diederik van Wassenaer attended the Conservatory of Amsterdam before moving to Bloomington, Indiana to study at the Jacob's School of Music where he earned a B.M. studying with profs. Mark Kaplan and Nam-Yun Kim. Diederik also holds a Masters in Music from Codarts University of the Arts in Rotterdam, the Netherlands, where he studied with Gordan Nikolitch. 

Since 2021, Diederik holds a position as a tutti violinist at the Residentie Orkest in The Hague.


Diederik has arranged and recorded strings on critically acclaimed albums for bands and songwriters in a wide range of genres as well as recording film and video game soundtracks.


His recording credits include work for Durand Jones, Dead Horses, Tristen, Dylan Smucker, Somos, Nambyar, Julian Vahle and Peter Oren. Commercial clients have included Kering, Silk and Arhaus.

An avid songwriter himself, Diederik fronted the Bloomington-based rock band 'Dietrich Jon', releasing an EP in 2014 and their full-length 'Too Much' in 2017. He also co-produced a number of records as a member of the Bloomington string band 'Wonderhills'.

Recent collaborations include twin fiddling with his talented fiddle-wielding wife Allie Summers and 'Bach Kliniek', which provides unique one-on-one concerts featuring the solo instrumental works of J.S. Bach. He can also be heard in various other ensembles, including the Laurens Trio, co-founded with pianist Lieselotte van Tol.




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