Aogán Ó Rathaille was a person who lived a long time ago in Ireland. He was very good at making poems, which are like songs but without music. Aogán wrote a lot of poems in the Irish language, which is called Gaelic. His poems talked about lots of different things, like love, nature, and even battles. People still like to read Aogán's poems today because they are very beautiful and can tell us about what life was like a long time ago in Ireland.