Sharon Disney is not a recognized figure in the Disney family or history.
Diane Disney refers to Diane Disney Miller, the daughter of Walt Disney and Lillian Disney. She was a key figure in the Disney family and played a significant role in preserving her father's legacy.
Here's what we know about Diane Disney Miller:
* Daughter of Walt Disney: She was the only daughter of Walt and Lillian Disney.
* Advocate for Walt's Vision: She was a strong advocate for her father's vision and worked tirelessly to preserve his legacy.
* Founding Member of the Walt Disney Family Museum: She co-founded the Walt Disney Family Museum in San Francisco, a museum dedicated to showcasing her father's life and work.
* Disneyland Heritage: She was involved in the planning and development of Disneyland and later served on the board of directors for the theme park.
* Passion for the Arts: She was a passionate advocate for the arts and supported numerous cultural organizations.
It's possible you are thinking of another individual, but there's no known information about a "Sharon Disney" within the Disney family.