| Date | Speaker | Institution | Title |
| Friday 13 February | Judith Millar | Queen's University Belfast | K-Theory of Azumaya algebras |
| Friday 20 February | Ivan Todorov | Queen's University Belfast | Complete compactness |
| Friday 27 February | Martin McGarvey | Queen's University Belfast | Normalisers, nest algebras and tensor products |
| Friday 6 March | Alison Parker | University of Leeds | Some properties of the symplectic blob algebra |
| Friday 13 March | Ray Ryan | NUI Galway | Polynomials and Positivity |
| Friday 20 March | Belmesnaoui Aqzzouz | Morocco | On the duality property of some classes of operators on Banach lattices |
| Friday 27 March | Ana-Maria Stan | Besancon | On a class of lacunary sets in the free group |
| Friday 3 April | Stanislav Shkarin | Queen's University Belfast | Common hypercyclic vectors |
| Friday 1 May | Paul Baum | Penn State University | What is K-theory and what is it good for? |
| Friday 8 May | Anthony Wickstead | Queen's University Belfast | Free Banach lattices |
| Friday 15 May | Gonzalo Aranda | Universidad de Málaga | Leavitt path algebras |
| Friday 5 June at 12 noon | Nico Spronk | University of Waterloo | Amenability conditions on Fourier and Fourier-Stieltjes algebras |
| Tuesday 16 June at 12 noon | Vern Paulsen | University of Houston | Logmodular algebras and an application to the Kadison-Singer problem |
| Thursday 9 July at 11 am | Yuri Safarov | Kings College London | Almost commuting operators |
| Friday 2 October 2009 | Roozbeh Hazrat | Queen's University Belfast | Leavitt Path algebras |
| Friday 9 October 2009 | Robin Harte | Trinity College Dublin | The spectral topology in rings |
| Friday 16 October 2009 | Ivan Todorov | Queen's University Belfast | Operator system structures |
| Friday 23 October 2009 | Derek Kitson | Trinity College Dublin | The Browder spectrum of an elementary operator |
| Friday 30 October 2009 | Elizabeth Gasparim | University of Edinburgh | Moduli spaces and numerical invariants |
| Friday 6 November 2009 | Ben Mestel | Newton Institute | Presentation on the Newton Institute |
| Friday 13 November 2009 | John McCarthy | Washington University | Hyperbolic algebraic curves |
| Friday 20 November 2009 | Cem Kircali | Ege University, Turkey | Grills on topological spaces |
| Monday 23 November 2009 at 3 pm in DBB/01/005 | Peter Jorgensen | University of Newcastle | Clusters in type A infinity |
| Friday 27 November 2009 | Pamela Gorkin | Bucknell University, USA | One hundred years of Blaschke products |
| Friday 4 December 2009 | Anthony Wickstead | Queen's University Belfast | Vector lattices of almost polynomials, or "A comedy of errors" |
