Robert Antoni (born 1958) is a West Indian writer who was awarded the 1999 Aga Khan Prize for Fiction by The Paris Review for My Grandmother's Tale of How Crab-o Lost His Head.

[1] Robert Antoni was born in the United States of Trinidadian parents and grew up largely in the Bahamas, where his father practised medicine.

He says his "fictional world" is "Corpus Christi", the invented island (based on Trinidad) that he introduced in his first novel, Divina Trace (1991).

At the award ceremony on 26 April, Antoni pledged to share the US$10,000 prize money with the other finalists, Lorna Goodison (winner of the poetry category for Oracabessa) and Kei Miller (winner of the literary non-fiction category for Writing Down the Vision: Essays and Prophecies).

[6][7] Kei Miller and Antoni were both features presenters at the 2018 Key West Literary Seminar: Writers of the Caribbean.