Deniz Aslan is a composer and a bassoonist specializing in new music. He was born in 1997 in Ankara, Turkey. Classically trained in bassoon for ten years, he received his Bachelor's and Master's degrees in composition from Bilkent University under the supervision of Tolga Yayalar. As of 2024, 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 Ania Vu (Visiting Professor at UT Austin, 2023), Ann Cleare, Nicholas Vines, Chaya Czernowin, Ken Ueno, Stefano Gervasoni, Laurie San Martin, Mahir Cetiz, Mark Andre, Hanna Eimermacher, Natacha Diels, Tonia Ko, Ulrich Kreppein, Daniel D'Adamo, Tom Mays, João Pedro Oliveira, Stefan Pohlit, Alican Çamcı, Can Bilir, Onur Yıldırım, and Pieter Snapper. He has also worked with ensembles such as Arditti Quartet, Black Pencil, Yurodny Ensemble, Collegium Novum, HANATSUmiroir, Splinter Reeds, Oerknal, MotoContrario, Reverberation Percussion, Anatolian Wind Quintet, Hezarfen Ensemble, and his music has been performed in Turkey, United States, Italy, and Brazil.