Billy O'Callaghan (born 9 December 1974) is an Irish short fiction writer and novelist.

His work has been broadcast on RTÉ Radio 1's The Book On One,[10] Sunday Miscellany[11] and the Francis McManus Award series.

[27] A new novel Life Sentences was published in 2021 by Jonathan Cape (UK)[28] and in Czech by Nakladatelství Paseka as Doživotí, translated by Petr Eliáš,[29] and in 2022 in the USA by David R.

[30] In November 2013, "The Things We Lose, The Things We Leave Behind" won the inaugural Short Story of the Year Award at the 2013 Bord Gáis Energy Irish Book Award; "Down by the River" was selected in 2014 as Ireland's representative in the ongoing UNESCO Cities of Literature project;[31] and "The Boatman" was a finalist for the 2016 Costa Short Story Award.

[32] In June 2020, My Coney Island Baby was shortlisted for the Royal Society of Literature's Encore Award.