| Ainul-Annuar, Nur Adlyka Binti | Towards a Complete Census of the Compton-thick AGN Population in the Local Universe | 2017 | Durham University | TRECS | UK |
| de Moraes Jr., Manoel Vieira | Tratamento das condensações em modelos de fotoionização de envoltório de novas aplicação em HR Delphini e V842 Centauri | 2010 | University of Sao Paulo | GMOS-N | Brazil |
| Sesto, Leandro | Trazando el mapa magnetico de NGC 1316 a traves de su sistema de cumulos globulares | 2017 | Universidad Nacional de La Plata (UNLP) | GMOS-S | Argentina |
| Berg, Danielle Amanda | True chemical abundances of galaxies in the nearby universe: a comparison of abundance methods, interstellar processes, and galaxy types | 2013 | University of Minnesota | GMOS-N | USA |
| Bursick, Shelly K. | Two multicolor surveys for quasars at redshifts greater than 4.5 | 2009 | University of Arkansas | GMOS-S | USA |
| Foley, Ryan Joseph | Type IA supernova evolution and dark energy | 2008 | University of California, Berkeley | GMOS-N/GMOS-S | USA |
| Patel, Brandon | Type Ia supernovae: their progenitors and use as cosmological probes | 2015 | Rutgers, the State University of New Jersey | GMOS-N | USA |
| Parker, Alex Harrison | Ultra-wide trans-neptunian binaries: tracers of the outer solar system's history | 2011 | University of Victoria | GMOS-N | Canada |
| Blake, Cullen H. | Ultracool dwarfs and their companions | 2009 | Harvard University | PHOENIX | USA |
| Sutton, Andrew | Ultraluminous X-ray sources | 2013 | Durham University | GMOS-N | UK |
| Caminha, Gabriel Bartosch | Um Prelúdio Para o Levantamento Gravitacional Forte em Levantamentos de Grandes Áreas | 2013 | Centro Brasileiro de Pesquisas Fisicas | | Brazil |
| Draper, Zachary Harrison | Understanding the liveliness and volatility of debris disks: from the microscopic properties to causal mechanisms | 2018 | University of Victoria | GPI | Canada |
| Fong, Wen-fai | Unveiling the progenitors of short-duration Gamma-ray bursts | 2014 | Harvard University | GMOS-N/GMOS-S/NIRI | USA |
| Guha Niyogi, Suklima | Using infrared observations of circumstellar dust around evolved stars to test dust formation hypotheses | 2011 | University of Missouri - Columbia | MICHELLE | USA |
| Meyer, R Elliot | Variation in the Initial Mass Function of Nearby Galaxies: Instrumentation and Observations | 2019 | University of Toronto | NIFS | Canada |
| Modjaz, Maryam | Varied deaths of massive stars: Properties of nearby type IIb, Ib and Ic supernovae | 2007 | Harvard University | GMOS-N/NIRI | USA |
| Tehrani, Katie | Wolf-Rayet Populations in Local Group Metal Poor Galaxies | 2019 | University of Sheffield | GMOS-N/GMOS-S | UK |
| Bibby, Joanne | Wolf-Rayet stars as the progenitors of type Ib/c supernovae | 2010 | University of Sheffield | GMOS-N | UK |
| Courtney, Nathan James | X-ray luminous clusters of galaxies at z>0.3 | 2003 | Durham University | GMOS-N | UK |
| Gonzalez, Marjorie Emily | X-ray observations of young neutron stars | 2007 | McGill University | NIRI | Canada |
