Quest Couch (born January 10, 1950) is an American writer, photographer, and inventor.
He created the LumiQuest line of photo flash accessories and is the author of several books on flash photography.
Couch learned to SCUBA dive at age 8, and was certified at 16.
He has been involved with underwater photography, the CUDA line of SCUBA diving equipment in 1984, partnered in building a surf school hotel in Costa Rica in 2002, and co-founded the Quest Nautical, a line of offshore catamaran products.
Most recently Couch designed the Eagleye golf putter.