Pennycook is a surname. Notable people with the surname include: Alastair Pennycook (born 1957), linguist Chevvy Pennycook (born 1985), English rugby union player for Bristol Rugby Gordon Pennycook, Canadian psychologist Jean Pennycook, American educator and zoologist. Matthew Pennycook (born 1982), British Labour Party politician, Member of Parliament (MP) for Greenwich & Woolwich since 2015 Neil Scott Pennycook, Scottish musician and member of indie rockband Meursault. Redford Pennycook (born 1987), English rugby union player for Moseley in the Aviva Championship Richard Pennycook (born 1964), British business executive