The ‘Hans Tropper Memorial Lecture’ is held in the honour of Professor Hans Tropper and it opens each IEEE International Conference on Dielectric Liquids.
The recipient of the 2025 IEEE ICDL will be announced soon.
The previous recipients of the “Hans Tropper Lecture” are:
| Year | Location | Recipient | Title of Lecture |
| 1984 | Pavia, Italy | T.J. Lewis | Electronic Processes in Dielectric Liquids Under Incipient Breakdown Stress |
| 1987 | Salford, UK | N.J. Félici | Blazing a Fiery Trail with the Hounds |
| 1990 | Grenoble, France | Unknown | Unknown |
| 1993 | Baden-Dättwil, Switzerland | P. Atten | Electrohydrodynamic Instability and Motion Induces by Space Charge in Insulating Liquids |
| 1996 | Roma, Italy | K. Yoshino | Electronic Processes in Liquids of Aromatic and Conjugated Structure |
| 1999 | Nara, Japan | Unknown | Unknown |
| 2002 | Graz, Austria | J.K. Nelson | Motion at the Liquid-solid Interface - Developing Design Tools from Fundamental Models |
| 2005 | Coimbra, Portugal | C.W. Fabjan | Fundamental Physics with Noble Liquid Detectors |
| 2008 | Poitiers, France | M. Pompili | Partial Discharge Measurements in Dielectric Liquids |
| 2011 | Trondheim, Norway | A. Denat | Conduction and Breakdown in Dielectric Liquids |
| 2014 | Bled, Slovenia | E. Gockenbach | Liquids in High Voltage Equipment |
| 2017 | Manchester, UK | H. Okubo | Kerr Electro-optic Electric Field Measurement and Electrical Insulation Performance in HVDC Liquid Dielectric Systems |
| 2019 | Rome, Italy | J. Yagoobi | Transport of Heat and Mass with Electrical Field – from Earth to Space |
| 2022 | Seville, Spain | F. Borghesani | Charge Transport in Dense Noble Gases (and more) |
| 2023 | Worcester, USA | A. Beroual | Models for predicting the streamers propagation velocity in liquid dielectrics |