* There's no official, centralized record-keeping: Various sources track different metrics, and there's no agreed-upon definition of "starring role."
* "Starring" is subjective: What constitutes a starring role can be debated. Is it simply being credited as a main character, or does it require a certain amount of screen time or prominence?
However, here are some contenders for the title:
* Betty White: With a career spanning over 80 years, White had numerous starring roles in iconic sitcoms like "The Mary Tyler Moore Show," "The Golden Girls," and "Hot in Cleveland."
* Lucille Ball: Famous for "I Love Lucy," Ball also starred in several other television series and had a long and successful career.
* Angela Lansbury: Known for her role in "Murder, She Wrote," Lansbury also starred in many other television series and films.
* Carol Burnett: Star of "The Carol Burnett Show" and many other television specials and series, Burnett has a vast number of starring roles.
* Mary Tyler Moore: Her iconic role in "The Mary Tyler Moore Show" made her a television legend, and she continued to star in other series throughout her career.
Ultimately, it's difficult to declare a clear winner. There are many talented actresses who have had countless starring roles in television history.