At first,  Pooh was Christopher Robin's Edward Bear.  The young boy renamed his teddy bear after a black bear at London Zoo named Winnie.

CONTENT: Wikipedia contributors. "Winnie-the-Pooh." Wikipedia, The Free Encyclopedia. Wikipedia, The Free Encyclopedia, 4 Aug. 2018. Web. 7 Aug. 2018. IMAGE: By #N10467 - Manitoba Provincial Archives, Public Domain, https://commons.wikimedia.org/w/index.php?curid=10561678