Juan J. García is a Houston-based double bassist and improviser working in experimental music, contemporary composition, free improvisation, and interdisciplinary collaboration.

His involvement in improvised music began in 2001 through the Pauline Oliveros Foundation Houston, later known as Nameless Sound, where he worked closely with David Dove. While still a high school student, he participated in workshops and recording projects with Sam Rivers and Leroy Jenkins. He studied double bass with Dennis Whittaker at the University of Houston and Catalin Rotaru at Arizona State University.

From 2012 to 2022, García served as principal double bassist of CEPROMUSIC (Centro de Experimentación y Producción de Música Contemporánea), Mexico's national contemporary music ensemble. His previous collaborations include Mexico City's experimental music ensemble Liminar.

García has performed internationally at venues including Tate Modern (London), Rothko Chapel (Houston), Museo Universitario Arte Contemporáneo (MUAC, Mexico City), ISSUE Project Room and Roulette (New York), and at festivals including Huddersfield Contemporary Music Festival, Darmstadt Summer Course, No Idea Festival, Aural, El Nicho, and Umbral.

His collaborators include David Dove, Radu Malfatti, John Butcher, Cooper-Moore, Tatsuya Nakatani, Tetuzi Akiyama, Tarek Atoui, and Scottish Dance Theatre, among others.

His current projects include Low Frequency Trio, with Antonio Rosales and José Luis Hurtado; Anáhuac, with Chris Cogburn and Ignaz Schick; and Fear of the Object, with Kjell Bjørgeengen and Chris Cogburn.