Marlo Thomas is a celebrated American actress, producer, author, and social activist whose remarkable career has spanned decades. Known for her iconic role in That Girl, she has continued to inspire audiences with her work on television, Broadway, and through her writing. Born on November 21, 1937, Marlo is now 88 years old in 2025. She stands at 5 feet 4 inches tall and weighs around 56 kg, maintaining a graceful presence both on and off screen.
Beyond her career, Marlo’s personal life has drawn public attention as well. She has been happily married to television host Phil Donahue since 1980 and is a stepmother to his five children. She has also been open to discussions surrounding plastic surgery, with many speculating about facelifts and other cosmetic enhancements. With a net worth estimated at $150 million, her achievements reflect not only her professional success but also her lasting influence as a philanthropist and cultural icon.
Quick Bio / Wiki
Field | Details |
---|---|
Full Name | Margaret Julia “Marlo” Thomas |
Date of Birth | November 21, 1937 |
Age (2025) | 88 years old |
Birthplace | Detroit, Michigan, USA |
Height | 5′ 4″ (162 cm) |
Weight | 56 kg (123 lbs) |
Eye Color | Brown |
Hair Color | Brown |
Nationality | American |
Zodiac Sign | Scorpio |
Parents | Danny Thomas (Father), Rose Marie Cassaniti (Mother) |
Siblings | Tony Thomas, Terre Thomas |
Education | Marymount High School; University of Southern California (Teaching Degree) |
Marital Status | Married |
Spouse | Phil Donahue (m. 1980) |
Children | Step-mother to five children |
Profession | Actress, Producer, Author, Social Activist |
Net Worth (2025) | Approximately $150 Million |
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Early Life and Bio
Marlo Thomas, born Margaret Julia Thomas, came into the world on November 21, 1937, in Detroit, Michigan. Her father, Danny Thomas, was a comedian and entertainer of Lebanese descent, while her mother, Rose Marie Cassaniti, came from an Italian background. This rich cultural heritage shaped much of Marlo’s worldview and gave her the strong sense of family she often speaks about.
When she was young, the family relocated to California, where Marlo had what she often described as a “happy and vibrant childhood.” She attended Marymount High School in Los Angeles and later enrolled at the University of Southern California, where she earned a degree in teaching. Although acting was her passion, she wanted a diploma to make her parents proud and to prove she had a solid foundation to build on.
From the very beginning, she had show business in her blood. Her father’s career meant that the entertainment world was always within reach, but Marlo worked hard to carve out her own identity rather than simply ride on her father’s coattails.
Career
Marlo’s career is nothing short of inspiring. She started off with small roles on popular television shows such as Bonanza, My Favorite Martian, and Ben Casey. These opportunities gave her exposure, but her big break came in 1966 when she starred in the groundbreaking sitcom That Girl.
The show was revolutionary because it featured a young, independent woman living on her own in New York City — something quite rare for television at that time. From 1966 to 1971, That Girl ran successfully, making Marlo a household name and a feminist icon.
After the success of That Girl, she didn’t stop there. In 1972, she published Free to Be… You and Me, a children’s book that challenged traditional gender roles and encouraged individuality. The project expanded into a television special, music album, and later a movement that shaped how young people viewed identity and equality.
Marlo continued to appear in films and television shows, from dramas to comedies. She also took to Broadway, performing in plays like Barefoot in the Park and later Clever Little Lies in 2015. Her work wasn’t just limited to acting — she also became a successful producer and author, proving her versatility in the entertainment industry.
Personal Life

Marlo Thomas’s personal life has been as fulfilling as her professional one. In 1980, she married talk show host Phil Donahue, one of the most respected figures in media. Their marriage has stood the test of time, a rarity in Hollywood.
Though Marlo never had biological children of her own, she embraced the role of stepmother to Donahue’s five children from his previous marriage. She has often spoken about how much joy this brought her and how blending into an existing family made her life richer.
Unlike many celebrities whose personal lives are marked by scandals and divorces, Marlo’s story is one of stability, commitment, and love. She and Phil Donahue are still considered one of Hollywood’s most admired couples.
Plastic Surgery
Over the years, Marlo Thomas’s appearance has been a subject of speculation. Many believe she has undergone multiple cosmetic procedures, including facelifts, rhinoplasty (nose job), and filler treatments.
While critics often debate whether these surgeries enhanced or hurt her natural looks, Marlo herself has never shied away from conversations about aging in Hollywood. Whether or not one agrees with her decisions, it reflects her choice to maintain a youthful appearance in an industry that often places immense pressure on women.
It’s important to note that while some view her appearance as evidence of “overdone” surgery, others see it as her personal right to define her image. At 88 years old, she continues to stay active and engaged, which arguably matters more than any cosmetic change.
Marlo Thomas Awards

Marlo Thomas has earned many prestigious awards throughout her career, celebrating both her talent and humanitarian work. She has won five Emmy Awards, a Golden Globe, and a Grammy for her groundbreaking children’s project Free to Be… You and Me. Beyond entertainment, she was honored with the Presidential Medal of Freedom by President Barack Obama for her social activism and dedication to St. Jude Children’s Research Hospital. These awards highlight her impact not just as an actress but also as a cultural icon and philanthropist.
Social Influence
Marlo Thomas is not just a star of the screen; she is also a powerful voice in society. She has been actively involved in St. Jude Children’s Research Hospital, which was founded by her father, Danny Thomas. Over the years, she has played a vital role in fundraising and spreading awareness about childhood cancer and other life-threatening diseases.
Her activism also extends to issues of gender equality and education. With Free to Be… You and Me, she helped redefine how children viewed themselves and others, leaving a legacy that is still celebrated today.
Even in her late 80s, Marlo has embraced social media, using platforms like Instagram and Twitter to stay connected with fans and spread positive messages. This ability to stay relevant across generations is part of why her influence remains strong in 2025.
What is Marlo Thomas’s Net Worth?
As of 2025, Marlo Thomas’s net worth is estimated to be around $150 million. This wealth comes from a combination of acting, producing, writing, and philanthropy-related ventures.
A large portion of this net worth is shared with her husband, Phil Donahue. Together, they have invested wisely in real estate, media projects, and other business ventures. Beyond the money, Marlo’s true wealth lies in the respect she has earned in Hollywood and beyond.
Conclusion
Marlo Thomas is a shining example of how one person can balance a thriving career with meaningful social activism. From her breakout role in That Girl to her bestselling book Free to Be… You and Me, she has consistently pushed boundaries and inspired millions.
Her marriage to Phil Donahue remains one of Hollywood’s most enduring love stories, while her philanthropic work at St. Jude Children’s Research Hospital continues to touch countless lives.
At 88 years old, she is still admired for her determination, her influence, and her legacy. Whether you know her as Ann Marie from That Girl, a feminist voice, or a philanthropist, one thing is clear: Marlo Thomas has left a mark that will be remembered for generations.
FAQ’s
What is Marlo Thomas’s net worth in 2025?
Marlo Thomas’s net worth is estimated at around $150 million, earned from acting, producing, writing, and philanthropy.
Who is Marlo Thomas married to?
She has been married to legendary talk show host Phil Donahue since 1980, and is stepmother to his five children.
How old is Marlo Thomas now?
As of 2025, Marlo Thomas is 88 years old, born on November 21, 1937.
Did Marlo Thomas have plastic surgery?
Yes, Marlo Thomas is rumored to have undergone facelifts, nose jobs, and filler treatments, though she has not confirmed all details.
What is Marlo Thomas best known for?
She is best known for her role in the TV sitcom “That Girl” and for creating the influential project Free to Be… You and Me.
