Sina Hasan is a musician from Bangladesh. Over more than a decade, he has carved out a distinctive place in Bangladesh's independent music scene through his songwriting, music productions and creative explorations. As a vocalist and harmonica player, Sina's musical journey spans solo releases, band projects, notable singles and collaborative works. His debut independent solo album, Lastbench, received appreciation across Bangladesh, India and Nepal, earning recognition as one of the notable independent music releases produced in South Asia.

Lyrics play a significant role in Sina's musical expression. His songwriting explores the binary oppositions of the human mind, inner contradictions, turmoil, trauma and the complex socio-cultural realities of human existence.

Beyond music, Sina is also a researcher and writer with a particular interest in Fakir Lalon Sai and the spiritual folk music traditions of Bangladesh. Alongside his creative and research pursuits, he has been working in the humanitarian and international development sector, primarily across Bangladesh and the Asia-Pacific region, focusing on communication, storytelling and social change.