Warrick Couch

Warrick Couch
Warrick Couch at the Astronomy Society of Australia Annual Scientific Meeting in 2014
Born	1954 (age 62–63) Lower Hutt, New Zealand
Residence	Australia
Fields	Astronomy
Institutions	Australian Astronomical Observatory
Alma mater	Victoria University of Wellington Australian National University
Spouse	Maryanne (deceased)
Children	Three

Warrick John Couch (born 1954) is an Australian professional astronomer. He is the Director of Australia's largest optical observatory, the Australian Astronomical Observatory (AAO), the President of the Australian Institute of Physics, and he sits on the Board of the Giant Magellan Telescope Organization. He was a founding non-executive director of Astronomy Australia Limited.

His principal research area is the study of how galaxies form and evolve, with a particular focus on the role that their environment plays. This research has involved major observational programs using many of the largest ground-based optical telescopes (Gemini, VLT, AAT, ESO 3.6m, NTT) as well as space-based telescopes (Hubble, Chandra, ROSAT).

Couch is recognized as one of the most highly cited researchers in his field. He was a member of the Supernova Cosmology Project, where his research contributed to the Nobel Prize winning work on the accelerating expansion of the universe, he was a joint winner of the Gruber Prize in Cosmology in 2007 for his role in the discovery of the accelerating universe, and a joint winner of the 2015 Breakthrough Prize in Fundamental Physics which "recognizes major insights into the deepest questions of the Universe". He is a fellow of the Australian Academy of Science.