Even though like most other celebrity marriages, not many people expected them to last more than a decade, Lyn and Sam have been together for more than 4 decades and their union is blessed with three children.
WHO IS LYNN LOUISA WOODRUFF?

As stated, Lynn has gotten the attention of the mainstream media thanks to her marriage to the famous actor, producer, and director Samuel Atkinson Waterston. But more than that she is a former model who became a top fashion model in the 1970s.
While details, as regards her birth and education, have remained elusive from the media, her daughter revealed that Lynn is also a natural-born storyteller and performer even though she has not made a big name in that regard.
She is known to also be an actress who was brought up in a family of actors.
SHE BECAME SAM’S WIFE AFTER HIS FIRST FAILED MARRIAGE
Lynn became the woman that would sustain in the life of Sam but she was not his first love. In fact, he was previously married to Barbara Rutledge Johns. Sam and Barbara walked down the aisle in 1964. Unfortunately, the marriage lasted less than 11 years before it ended in divorce in 1975.
Before the marriage came to an end, Barbara and Sam had a child together, James Waterston who was born on January 17, 1969. James has also followed in the footpath of his father by becoming an actor. He is known for his role in the TV series Law & Order: Special Victims Unit (2008 to 2017).
After the marriage between Sam Waterston and Barbara Rutledge Johns came to an end, he started yet another relationship with Lynn and a year later, they got married in a simple event on January 26, 1976. While that became the second marriage for the American actor, it was the first for the the-young model.
Interestingly, the pair met while the actor was still legally married to his first wife in 1972 on a blind date in New York City. At the time, Sam was playing Benedick in the performance of Much Ado About Nothing at the Delacorte Theater in Central Park.
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LYNN LOUISA WOODRUFF AND SAM WATERSTON ARE BLESSED WITH 3 CHILDREN

More than 4 decades since their marriage, Sam and Lynn Louisa Woodruff have been blessed with three children; a son and two daughters. The children of the couple are Graham Waterston, Elisabeth Waterston, and Katherine Waterston. All their children have also followed in the footsteps of their father and half-brother, James by also going into showbiz.
Elisabeth Waterston is the first child of Lynn and Sam
The couple had their first child together a year after they got married in 1977 when they gave birth to their daughter, Elizabeth Waterston on March 30, in Paris, France. She is an actress who is better known for The Prince and Me (2004).
In 2006, Elizabeth got married to American stage and film actor, Louis Cancelmi. They have continued to keep their married life very private.
Her second child is Katherine Waterston
Katherine Waterston who is the second of the three was born on March 3, 1980. While she may not be the oldest, she is the most popular. According to her, there was never a time that she didn’t want to become an actress. She is famous for works including Inherent Vice (2014), Fantastic Beasts and Where to Find Them (2016), and Alien: Covenant (2017).
Also a producer, Katherine holds dual US and UK citizenship. She has never been married but has been in a relationship with Adam Rapp for between five to six years. She now has a child of her own.
Graham Waterston is the youngest member of the family
Graham Waterston is the youngest member of the family. He was born on 29 April, 1983 in New York City. A graduate of the New York University where he obtained a BA in film, he has also carved a career path for himself in Hollywood like all his other siblings. Graham is a writer, film producer, and director.