Dr K I George Oration
| Event | Delivered by |
| KOACON 2006 | Dr Poulose Chacko |
| KOACON 2007 | Dr Bhaskaran V K |
| KOACON 2008 | Dr Simon V I |
| KOACON 2009 | Dr Thomas Mathew |
| KOACON 2010 | Dr Raman C N |
| KOACON 2011 | Dr George V V |
| KOACON 2012 | Dr Mohan Kumar E G |
| KOACON 2013 | Dr Francis Chandy |
| KOACON 2014 | Dr Gopakumar T S |
| KOACON 2015 | Dr Chandrababu K K |
| KOACON 2016 | Dr Vasudevan P N |
| KOACON 2017 | Dr Dominic K Puthoor |
| KOACON 2018 | Dr Babu Joseph |
| KOACON 2019 | Dr Tigy Thomas Jacob |
Silver Jubilee Oration
| Event | Delivered by |
| KOACON 2006 | Dr John P S |
| KOACON 2007 | Dr Gopalakrishnan K C |
| KOACON 2008 | Dr Rajeev Rao |
| KOACON 2009 | Dr Gopakumar T S |
| KOACON 2010 | Dr Menon K V |
| KOACON 2011 | Dr Gopinathan P |
| KOACON 2012 | Dr Dominic Puthoor |
| KOACON 2013 | Dr Vasudevan P N |
| KOACON 2014 | Dr Cheriyan M Thomas |
| KOACON 2015 | Dr Thomas Mathew |
| KOACON 2016 | Dr Lazar J Chandy |
| KOACON 2017 | Dr Tony Kavalakkatt |
| KOACON 2018 | Dr John T John |
| KOACON 2019 | Dr Chandrababu K K |
OASISCON Awardees of KOA
| Year | Venue | Delivered by |
| 2009 | Kochi | Dr Vaidyalingam |
| 2010 | Chennai | Dr Ramkumar K P |
| 2011 | Hyderabad | Prof Mani N J |
| 2012 | Bangalore | Prof Cherian M Thomas |
| 2013 | Pondicherry | Prof Sunny Pazhayattil |
| 2014 | Palakkad | Prof Viswanathan M K |
| 2015 | Kodaikkanal | Prof John P S |
| 2016 | Guntur | Prof Bhaskaran V K |
| 2017 | KMC Manipal | Prof K S Pillai |
| 2019 | Kumarakom Kerala | Prof Abraham Jose |