

Introduction
Cynthia Boyd Stone (February 26, 1926 – December 25, 1988) was an American television actress.
Life and career

Born in Peoria, Illinois, Stone was the daughter of banker John Boyd Stone and Dorothy Drayton. She was a graduate of Foxcroft School in Middleburg, Virginia.
Stone had a brief career in the 1950s and 1960s as a television actress. Though she mainly appeared in guest spots in various television series, she and then-husband Jack Lemmon appeared together in the short-lived series, Heaven for Betsy (1952). They had previously featured in another short-lived series, That Wonderful Guy (1949).
Stone also appeared in Colgate commercials.
Personal life and death
On May 7, 1950, she married actor Jack Lemmon. The couple had a son, Christopher Boyd Lemmon, in 1954, an actor and an author, but divorced in 1956. She married Cliff Robertson in 1957. They had a daughter, Stephanie, in 1959, and also divorced in 1959. In 1960, Stone married Robert MacDougal III. Stone's marriage to MacDougal lasted until she died.
Stone founded a volunteer anti-drug program, Concern Unlimited, and she was past president and founder of the Coconut Grove Republican Women's Club.
Stone died on December 25, 1988, aged 62. She was buried in a family plot in Springdale Cemetery in Peoria.
Filmography
Television
- That Wonderful Guy (Unknown episodes, 1949)
- The Ad-Libbers (5 episodes, 1951)
- The Frances Langford-Don Ameche Show (unknown episodes, 1951—52)
- Heaven for Betsy (Unknown episodes, 1952)
- Short Short Dramas (1 episode, 1953)
- Medic (1 episode, 1956)
- Cavalcade of America (1 episode, 1956)
- Celebrity Playhouse (1 episode, 1956)
- Soldiers of Fortune (1 episode, 1957)
- Dr. Kildare (unknown episodes)
- Felony Squad (1 episode, 1966)