Betsy Bobbin is a fictional character in L. Frank Baum's Land of Oz. She first appears in Baum's 1913 stage play The Tik-Tok Man of Oz, and then in his 1914 novel Tik-Tok of Oz, wherein she teams up with the Shaggy Man and together they go to the Nome King's Caverns. In later books she, Dorothy and Trot, are constant companions and allies of Princess Ozma.According to Ruth Plumly Thompson, Betsy was made a Princess of Oz. Betsy is also the protagonist of Thompson's The Hungry Tiger of Oz, in which she helps a young prince from a kingdom called Rash regain his throne.