| Neoplatonic Demons and Angels L Brisson, S O'Neill, A Timotin Brill, 2018 | 29 | 2018 |
| ʻaequales angelis sunt’: Angelology, Demonology, and the Resurrection of the Body in Augustine and Anselm S O'Neill The Saint Anselm Journal 12 (1), 1-18, 2016 | 7 | 2016 |
| The Demonic Body: Demonic Ontology and the Domicile of the Demons in Apuleius and Augustine S O’Neill Philosophical Approaches to Demonology, 39-58, 2017 | 6 | 2017 |
| Evil Demons in the De Mysteriis: Assessing the Iamblichean Critique of Porphyry’s Demonology S O’Neill Neoplatonic Demons and Angels, 160-189, 2018 | 5 | 2018 |
| Augustine and Boethius, Memory and Eternity S O'Neill Analecta Hermeneutica 6, 2014 | 5 | 2014 |
| ‘You have been in Afghanistan, I perceive’: Demonic Agency in Augustine S O'Neill Dionysius 29, 9-27, 2011 | 5 | 2011 |
| Why the imago Dei is in the intellect alone: A criticism of a phenomenology of sensible experience for attaining an image of God S O'Neill | 3 | 2018 |
| Privation, parasite et perversion de la volonté: Une étude ontologique et psychologique de la doctrine augustinienne du mal S O’Neill Laval théologique et philosophique 73 (1), 31-52, 2017 | 3 | 2017 |
| 'How does the Body Depart?': A Neoplatonic Reading of Dante's Suicides S O'Neill Dante Studies 132, 175-200, 2014 | 2 | 2014 |
| Towards a Restoration of Plato’s Doctrine of Mediation: Platonizing Augustine’s Criticism of ‘the Platonists’ S O'Neill Dalhousie University, 2009 | 2 | 2009 |
| Augustine and Aquinas on Demonic Possession: Theoria and Praxis S O’Neill Proceedings of the American Catholic Philosophical Association 90, 133-147, 2016 | 1 | 2016 |
| Porphyry the Apostate: Assessing Porphyry's Reaction to Plotinus's Doctrine of the One S O'Neill The Heythrop Journal 57 (1), 74-83, 2011 | 1 | 2011 |
| Cynics. Ancient Philosophies, 3 S O'Neill Mouseion: Journal of the Classical Association of Canada 53 (3), 376-379, 2009 | 1 | 2009 |
| Angels and Henads: How Aquinas’ Angelology Draws Upon Proclus’ Henadology S O'Neill Dionysius 39, 36-71, 2024 | | 2024 |
| Rez. Luc Brisson, Séamus O'Neill, Andrei Timotin (ed.), Neoplatonic Demons and Angels. Studies in Platonism, Neoplatonism, and the Platonic tradition, volume 20. Leiden; Boston … C Sinatti, L Brisson, S O'Neill, A Timotin BMCR, 2019 | | 2019 |
| Evil Demons in the DeMysteriis S O’Neill StudiesinPlatonism, Neoplatonism, andthePlatonic Tradition, 160, 2018 | | 2018 |
| A Double-Edged Sword: Porphyry on the Perils and Profits of Demonological Inquiry S O'Neill | | 2018 |
| DEPRIVATION, PARASITE AND PERVERSION OF THE WILL A PSYCHOLOGICAL HURT THE AUGUSTINIAN DOCTRINE AND ONTOLOGICAL STUDY S O'Neill LAVAL THEOLOGIQUE ET PHILOSOPHIQUE 73 (1), 31-52, 2017 | | 2017 |
| Augustine and Aquinas on Demonic Possession in advance S O'Neill | | 2017 |
| Privation, parasite et perversion de la volonté S O’Neill | | 2017 |