| Wiggins, Jason R. | Journey to the Heart of Darkness - Exploring Void Galaxies | 2021 | University of Notre Dame | GMOS-N | USA |
| Loubser, Susan | Kinematics and stellar populations in brightest cluster galaxies | 2009 | University of Central Lancashire | GMOS-N/GMOS-S | UK |
| Green, Andrew W. | Kinematics of star formation in evolving galaxies | 2012 | Swinburne University of Technology | NIFS+LGS | Australia |
| Marois, Christian | La recherche de naines brunes et d'exoplanetes: Developpement d'une technique d'imagerie multibande | 2004 | Universite de Montreal | NIRI | Canada |
| Mast, Damian | La region central de M83 | 2008 | Universidad Nacional de Cordoba | NIRI/CIRPASS/GMOS-S | Argentina |
| Cypriano, Eduardo Serra | Lentes Gravitacionais em Aglomerados de Galaxias | 2002 | University of Sao Paulo | GMOS-N | Brazil |
| Moerchen, Margaret Marie | Location and origin of dust in circumstellar debris disks: a mid-infrared imaging study | 2008 | University of Florida | TRECS/MICHELLE | USA |
| Dage, Kristen C. | Long term optical and X-ray mointoring of black hole candidates in extragalactic globular clusters | 2020 | Michigan State University | GMOS-S | USA |
| Mazzalay, Ximena | Los parsecs mas internos de las galaxias activas | 2010 | Universidad Nacional de Cordoba | NIFS+ALTAIR | Argentina |
| Gavriil, Fotis Panagiotis | Magnetar-like X-ray bursts from anomalous x-ray pulsars | 2006 | McGill University | NIRI | Canada |
| Durant, Martin | Magnetars: distances, variability and multi-wavelength observations | 2006 | University of Toronto | NIRI | Canada |
| Riffel, Rogemar A. | Mapeamentotridimensional" do entorno dos buracos negros supermassivos em galáxias Seyfert | 2008 | Federal University of Rio Grande do Sul | NIFS+ALTAIR/GNIRS | Brazil |
| Tam, Sut-Ieng | Mapping Dark Matter in Galaxy Clusters with Gravitational Lensing | 2020 | Durham University | GMOS-N | UK |
| Bruzzone, Juan Sebastian | Mapping Debris Disks at extreme contrast: near-IR Polarimetric Differential Imaging with the Gemini Planet Imager | 2018 | University of Western Ontario | GPI | Canada |
| Swinbank, Anthony Mark | Mapping the dynamics, star-formation rates, and chemical properties of galaxies with integral field spectroscopy | 2005 | Durham University | GMOS-N/GMOS-S | UK |
| Saker, Leila | Material circunestelar en estrellas de tipo enanas blancas | 2020 | Universidad Nacional de Córdoba | GMOS-N/GMOS-S | Argentina |
| Reiter, Megan Ruth | Measuring the Physical Properties of Protostellar Outflows from Intermediate-Mass Stars in Feedback-Dominated Regions | 2015 | The University of Arizona | GeMS+GSAOI | USA |
| Ballering, Nicholas | Measuring the Structure and Composition of Circumstellar Debris Disks | 2016 | The University of Arizona | TRECS | USA |
| Ghezzi, Luan | Metalicidades e Abundâncias de Lítio em Estrelas com Planetas como Vínculos para os Modelos de Formação Planetária | 2010 | Observatorio Nacional | bHROS | Brazil |
| Flicker, Ralf | Methods of multi-conjugate adaptive optics for astronomy | 2003 | Lunds Universitet | Hokupaa | Other |
