Finding Winnie: The True Story of the World's Most Famous Bear is a 2015 children's book written by Canadian author Lindsay Mattick and illustrated by Sophie Blackall.

[4] As an adult, she learned more about her great-grandfather, who never knew his role in inspiring the book,[4] while reading his diaries from fighting in World War I saying, "The joy and love Harry found in adopting Winnie is in stark contrast to the realities of WWI.

Finding an orphaned female bear on the platform of the railway station at White River, Ontario for sale for $20 ($524 today), he names it "Winnie" after his hometown of Winnipeg.

[10][11] She spent a year illustrating the book, conducting extensive research in order to get details of the period correct, for instance taking a week just to draw the map of the zoo.

"[14] Reviews compared the book to Sally M. Walker's Winnie: The True Story of the Bear That Inspired Winnie-the-Pooh which was published earlier in 2015.

[16] In her acceptance speech, Blackall expressed her gratitude for being awarded the medal and recalled, "I will remember the sound of our mingled laughing-and-crying for as long as I live.

"[2] The book publicized the fact that the historical bear Winnie was a female, setting-off speculation that the literary character was also a girl.

This is generally thought not to be the case judging by the use of pronouns in Milne's book as well as the sex of Christopher Robin's bear doll, Edward.