Sonja Marie Ehlers, Biologie, Betreuer: Prof. Dr. rer. nat. Werner Manz
Dissertation: Plastic pollution in aquatic ecosystems and microplastic effects on aquatic organisms
Kristina Barragán Sanz, Physik, Betreuerin: Prof. Dr. Barbara Hahn 
Dissertation: Implementation and Improvement of Metal-Film Phase Plates for Single-Particle Cryo-EM
Concorde Nsengumuremyi, Biologie, Betreuer: Prof. Dr. Eberhard Fischer
Dissertation:  The impact of sustainable Agroforestry on Carbon stock and Biodiversity  conservation around Cyamodongo isolated rain forest in Rusizi and Huye  Districts, Rwanda
Aimable Nsanzurwimo, Biologie, Betreuer: Prof. Dr. Eberhard Fischer
Dissertation:  Influence of anthropogenic disturbance on the diversity of flora and  vegetation of Cyamudongo Rainforest, the adjacent forestry plots and the  Western Nyungwe main forest block
Ronny Richter, Biologie, Betreuer: Prof. Dr. Eberhard Fischer Dissertation:  On the Beta Diversity of the Afromontane Rainforests of Rwanda.  Patterns in 
Environment and Vegetation and the Spatial Relationships  among them.
Anna Maria Bell, Betreuer:  apl. Prof. Dr. Thomas Ternes 
Dissertation:  Ecotoxicological assessment of selected construction materials:  galvanic anodes and organic coatings for corrosion protection
Dominik Hahn, Chemie, Betreuer: Prof. Dr. rer. nat. Dr. h.c. Peter Quirmbach
Dissertation: Strukturelle Analyse phosphatischer Bindephasen in Al2O3-MgAl2O4-Hochtemperaturkeramiken
Madlen Gerke, Biologie, Betreuerin: PD Dr. Carola Winkelmann
Dissertation:  Biomanipulation in running waters: The potential for top-down control  by Cypriniform Fish in mitigating eutrophication effects in medium-sized  rivers
Nina Henning, Chemie, Betreuer:  apl. Prof. Dr. Thomas Ternes 
Dissertation: Biological transformation of pharmaceuticals and the occurrence of transformation products in the water cycle
Denis Korolev, Mathematik, Betreuer: Prof. Dr.  Michael Hinze
Dissertation: Reduced basis methods for quasilinear PDEs and applications to electrical machines
Evelyn Herberg Mathematik, Betreuer: Prof. Dr.  Michael Hinze Dissertation: Sparse discretization of sparse control problems with measures
Daronja Trense, Biologie, Betreuer:  Prof. Dr. Klaus Fischer 
Dissertation: Population genetics of Copper butterflies (Lycaena spp.) in the European Alps
Johannes Kasper, Chemie, Betreuer: Prof. Dr. rer. nat. Dr. h.c. Peter Quirmbach Dissertation: Modellbildung zum Abbindeverhalten von PCE-verflüssigten und CA-Zement-gebundenen Feuerbetonen
Peter Heidrich, Mathematik, Betreuer: Prof. Dr. Thomas Götz 
Dissertation: Analysis and Numerical Simulations of Epidemic Models on the Example of COVID-19 and Dengue
Sandra, Gietzen, Sport, Betreuer: apl. Prof. Dr. Reiner Theis
Dissertation:  Sichtweise von Lehrenden und Lernenden zur Professionalisierung von  Sportlehrkräften zu den einzelnen Ausbildungsphasen in Rheinland-Pfalz
Henning  Schröder, Chemie, Betreuer:  apl. Prof. Dr. Thomas Ternes 
Dissertation: Distribution and mobility of metal(loid)s at the sediment water interface
Alexander Weizel, Chemie, Betreuer:  apl. Prof. Dr. Thomas Ternes 
Dissertation: Steroid Hormones in the Aquatic Environment – Analysis, Occurrence and Fate of Corticosteroids and Progestogens
Nina Hermes, Chemie, Betreuer:  apl. Prof. Dr. Thomas Ternes 
Dissertation:  Trace Organic Chemicals in the Water Cycle: Occurrence in Waste Water  Treatment Plants and Removal by Biological and Chemical Treatment
Nadine Peez, Chemie, Betreuer:  Prof. Dr. Wolfgang Imhof 
Dissertation: Identifizierung und Quantifizierung von Mikroplastik mittels quantitativer 1H-NMR Spektroskopie