Who Is Susannah Coolidge? All About Jennifer Coolidge’s Sister

Susannah Coolidge is the sister of an American actress Jennifer Coolidge. Her sister is best known for her supporting roles in the American Pie film series (1999-2012) and the Legally Blonde film series (2001-2003).

Besides her identity as a celebrity sibling, Susannah’s inside details are very less known. So, today, we are going to explore the personal and professional life of Susannah Coolidge in detail.

Susannah Coolidge’s Age, Parents, And Early Life

Jennifer Coolidge’s sister, Susannah was born in June 1966 to her mother Gretchen Knauff and her father Paul Constant Coolidge, in the United States of America. As of 2023, she is 56 years of age.

Her father Paul was the owner of two plastic manufacturing companies and also a former navy who served as a deck officer in the Pacific Theatre while her mom seems to be a housewife. Both her parents are no longer alive in the world.

She was raised by her late parents in Norwell, Massachusetts alongside her siblings. As for education, she studied at Tulane University in New Orleans, LA.

Besides, with regard to ethnicity, she belongs to a mixed ethnical background as she has English, German, and also distant Scottish and Irish ancestry. Further, Susannah holds American nationality.

Susannah Family Background

Talking about her family background, her paternal grandfather John Templeman Coolidge IV was a Boston native. He was born to his parents John Templeman Coolidge III and Catherine Scollay Parkman. Likewise, Susannah’s paternal grandmother was Susannah Cunnigham, the daughter of Frederic Cunnigham and Hetty Sullivan Lawrence. She was born in Brookline, Massachusetts.

Likewise, her granddad from her mother’s side was Paul August Knauff. He was born to German parents Henry Knauff and Frederika Marie Mulfinger in Wisconsin. Further, her maternal grandmom Mildred Ann Adkisson, an Illinois native was born to William Frank Adkisson and Margaret Ann Portlock.

Susannah Coolidge Siblings

As aforementioned, Susannah is the sister of the actress Jennifer Coolidge. Besides Jennifer, she has two other siblings, a sister named Elizabeth Coolidge and a brother Andrew Coolidge.

As we all know, her sister Jennifer is a successful Hollywood actress. Unlike Jennifer, her two other siblings have an incredibly low-key life.

Susannah’s Sister Jennifer Is A Well Known Actress; Short Look On Her Career

Born on August 28, 1961, in Norwell Massachusetts, Susannah’s sister Jennifer Coolidge was always destined to be an actress. She later joined the American Academy of Dramatic Arts and later moved to Los Angeles to pursue an acting career.

Jennifer began her acting career as a supporting actress in several movies and series. She made her TV debut through the sitcom Seinfeld created by Larry David and Jerry Seinfeld. After playing small roles in films like A Bucket of Blood, Pump Fiction, and Night at the Roxbury, Coolidge made her breakthrough entry in the comedy film American Pie in 1999 which lent her recognition as an actress.

In 2018, Coolidge became part of Ariana Grande’s music video for the song Thank U, Next.

One of Jennifer’s Sisters Was A Shark Victim; Was It Susannah Coolidge?

Once in an exclusive talk with US magazine, The White Lotus actress revealed that her sister was a shark victim. She said,

When I was 10, I made [a] remake of Jaws. My dad swam with a fin on his back and my sister was the shark victim.

Since Jennifer hasn’t opened up about which of her sister was a shark victim, there’s a probability that it may be Susannah or Elizabeth.

Susannah Coolidge Works at World Trade Center In New Orleans

As per her LinkedIn, Susannah works in the world Trade Center in New Orleans. She served in the position of Trade Programs Manager in the company.

Apart from this, there is no more information regarding Coolidge’s professional life.

Is Susannah Coolidge Married? Who Is Her Husband?

The answer is Yes! Coolidge is a married woman. She is married to her husband Fred Diegel and together they live in New Orleans. Since she is private regarding her personal affair, the information regarding her marriage date and children is not known. However, for sure, they have been leading their marital life gracefully.

Back in 2018, the couple together showed up on the Holiday Home Tour at 1525 camp place. The source also reported that Susannah’s husband bought some furniture at auction that goes with the American side-hall style of their home.

Susannah Coolidge’s Net Worth

As Susannah has been working in a world trade center, the celebrity sibling must have earned a decent amount. However, going through several media outlets, it looks like her net worth is yet to estimate.

Meanwhile, her famous sister Jennifer Coolidge has an estimated fortune of $6 million.