| Open Access Spanish Level 8 | Centre for Modern Languages, School of Languages, Cultures, Art History and Music | First Year | Across both |
| Open Access Spanish Level 8 | Centre for Modern Languages, School of Languages, Cultures, Art History and Music | First Year | Across both |
| Open Economy Macroeconomics | Department of Economics, Business School | Third/Final year | 2 |
| Opera and its Others: Italian Vocal Music and Singing Culture in the long C17th | Department of Music, School of Languages, Cultures, Art History and Music | Second Year | 1 and 2 |
| Opera and its Others: Italian Vocal Music and Singing Culture in the long Seventeenth Century | Department of Music, School of Languages, Cultures, Art History and Music | Third/Final year | Autumn 2012 |
| Operating Systems with C/C++ | School of Computer Science | Third/Final year | 1 |
| Oppositional Writing in Nazi Germany | Languages & Cultures, School of Languages, Cultures, Art History and Music | Third/Final year | 1 and 2 |
| Oppositional Writing in Nazi Germany | Languages & Cultures, School of Languages, Cultures, Art History and Music | Third/Final year | 1 and 2 |
| Optimization for Economists | Department of Economics, Business School | Second Year | 1 |
| Option Level 2 - Sparta | Classics and Ancient History, Institute of Archaeology and Antiquity | Second Year | Scheduled 2012-13, 1 & 2 |
| Option Level 3 - Sparta | Classics and Ancient History, Institute of Archaeology and Antiquity | Third/Final year | Scheduled 2012-13, 1 & 2 |
| Oral Presentation and Debating | Languages & Cultures, School of Languages, Cultures, Art History and Music | Third/Final year | 1 or 2 |
| Oratorio and Passion | Department of Music, School of Languages, Cultures, Art History and Music | Second Year | 1 and 2 |
| Orchestration | Department of Music, School of Languages, Cultures, Art History and Music | Third/Final year | 2011/12: fortnightly in 1 and 22012/13: possibly as in 2011/12; possibly weekly in one |
| Orchestration | Department of Music, School of Languages, Cultures, Art History and Music | Second Year | 2011/12: fortnightly in 1 and 22012/13: possibly as in 2011/12; possibly weekly in one |
| Organic Chemistry I | School of Chemistry | Third/Final year | 1 |
| Organic Chemistry II | School of Chemistry | Third/Final year | 2 |
| Organisation and Management | Department of Electronic & Electrical Engineering, School of Electronic, Electrical and Computer Engineering | Third/Final year | 1 |
| Organisational Development and Human Resource Management | Institute of Local Government Studies, School of Government and Society | Second Year | 2 |
| Ottoman Warfare, 1450 - 1800 | Classics and Ancient History, Institute of Archaeology and Antiquity | Third/Final year | Not currently scheduled, 1&2 |