Séamus Ó Néill, (1910-1981), was an Irish writer from Clarkhill(Clárchoill) Castlewellan, County Down, Ireland.
Following a primary degree from Queen's University, Belfast, he did historical research under Eoin MacNeill at University College, Dublin.
He spent periods as editor of the journals An Iris and Comhar.
The endpiece from Dánta do pháistí (Poems for Children), entitled "Subh Milis" ("Sweet Jam"), a poem dedicated to his mother (subtitle: "Ceann do Mhama"), is his best-known work, and one of the Irish language texts most frequently referenced in English language media [1] [2] [3]: Original Translation Two of his novels, Tonn Tuile and Máire Nic Artáin, dealt with marital breakdown - the first set during The Emergency and the latter in the religiously divided communities of Belfast during the First World War.