The following post-doctoral researchers or visiting scientists were directly supervised and/or employed by Reinhart Ceulemans (stays of minimum 3 months).
Started < 2012:
| name | country of origin | funding source | start | end |
| Olga Vinduskova | Czech Republic | Marie Curie | 01.09.2019 | 31.08.2021 |
| Joanna Horemans | Belgium | Methusalem | 01.01.2018 | 30.09.2019 |
| Stefan Vanbeveren | Belgium | Methusalem | 15.10.2017 | 14.10.2018 |
| Alejandra Navarro | Spain | Marie Curie | 01.09.2015 | 31.08.2017 |
| Miguel Portillo Estrada | Spain | ESFRI-ICOS | 15.07.2014 | 31.05.2019 |
| Laura Broeckx | Belgium | ERC POPFULL | 01.01.2014 | 30.09.2014 |
| Melanie Verlinden | Belgium | ERC POPFULL | 01.01.2014 | 31.12.2014 |
| Ouafik El Kasmioui | Belgium | Industry | 01.10.2013 | 31.03.2016 |
| James Weedon | Australia | Methusalem | 01.11.2012 | 30.09.2013 |
| Manuela Balzarolo | Italy | Methusalem | 15.06.2013 | 14.06.2015 |
| Ricardo Teixeira | Portugal | EC Marie Curie | 01.04.2013 | 31.03.2015 |
| Nicola Arriga | Italy | ERC POPFULL | 01.03.2013 | 30.06.2015 |
| Terenzio Zenone | Italy | ERC POPFULL | 01.11.2012 | 30.10.2016 |
| Carolyn Görres | Germany | ERC POPFULL | 15.10.2012 | 15.07.2015 |
| Isabele Sarzi Falchi | Brazil | ERC POPFULL | 01.03.2012 | 31.08.2013 |