The Queen of Hearts is a Disney Character from Disney's 1951 Animated Feature Alice in Wonderland with a Rarity Factor of "Special Events".
Disneyland Resort
Disneyland Park
At Disneyland, the Queen of Hearts can be found regularly in various parts of Fantasyland and on Main Street. She also sometimes appears for Musical Chairs at the Refreshment Corner.
Walt Disney World
Magic Kingdom
At the Magic Kingdom, the Queen appears with the White Rabbit occasionally at the Teacups. She also appears for Mickey's Not So Scary Halloween Party and was in the Celebrate a Dream Come True Parade.