Deniz Aslan is a composer and a bassoonist specializing in new music. He was born in 1997 in Ankara, Turkey. Being classically trained in bassoon for ten years, he received his Bachelor's and Master's degree in composition from Bilkent University under the supervision of Tolga Yayalar. As of 2022, he is a DMA student and an Assistant Instructor at the University of Texas at Austin and continuing his studies under the supervision of Januibe Tejera.

Deniz Aslan has had the chance to study with composers such as Ann Cleare, Nicholas Vines, Chaya Czernowin, Ken Ueno, Stefano Gervasoni, Laurie San Martin, Mahir Cetiz, Mark Andre, Hanna Eimermacher, Natacha Diels, Tonia Ko, Ania Vu, Daniel D'Adamo, Tom Mays, João Pedro Oliveira, Stefan Pohlit, Ulrich Kreppein, Alican Çamcı, Can Bilir, Onur Yıldırım, and Pieter Snapper. He has also worked with ensembles such as Black Pencil, Yurodny Ensemble, Collegium Novum, Arditti Quartet, MotoContrario, Oerknal, Reverberation Percussion, Anatolian Wind Quintet, and Hezarfen Ensemble, and his music has been performed in Turkey, United States, Italy, and Brazil.