Born in Johannesburg, South Africa, Don Mattera was a multifaceted figure who emerged as a significant voice during the apartheid era. His early life in the Sophiatown neighborhood deeply informed his literary perspective, leading him to become a central figure in the Black Consciousness Movement and a co-founder of the Union of South African Journalists.

Mattera is best known for his poetry and autobiographical works, which often explored themes of identity, social justice, and the human condition under systemic oppression. His writing style is characterized by its raw, lyrical intensity and its commitment to documenting the lived experiences of marginalized communities in South Africa.

While his primary legacy remains in literature, his cultural impact continues to be recognized within South African institutions. His work remains a cornerstone of contemporary South African letters, frequently cited for its historical significance and enduring relevance to the nation's post-apartheid discourse.