Richard Patrick Goodwin (26 February 1920 – 14 May 2008), known as Derek Goodwin, was a British ornithologist who wrote a series of what The Times called "definitive works" on estrildid finches, crows and pigeons. He was considered to be an expert on bird behaviour. He was known as a prolific bird correspondents and was elected as a corresponding member of Deutsche Ornithologen-Gesellschaft in the 1970s, though he never studied German in school. He also taught and mentored noted ornithologists, such as Aubrey Manning, Rob Hume and Desmond Morris when they were students.