Editorial Staff
Who is Maggie Siff?
Maggie Siff, who was born on June 21, 1974, is an actress from the United States. Her most notable television roles have included department store heiress Rachel Menken Katz on the AMC drama Mad Men, Dr. Tara Knowles on the FX drama Sons of Anarchy for which she was twice nominated for the Critics’ Choice Television Award for Best Supporting Actress in a Drama Series, and psychiatrist Wendy Rhoades on the Showtime series Billions. In addition, she has appeared in movies Push (2009) as Teresa Stowe and Leaves of Grass (2010) as Rabbi Renannah Zimmerman. A Woman, a Part (2016) was her first film and she appeared in a minor role in the drama film One Percent More Humid (2017). The robo-advisor service Betterment’s television spokesperson is her.
| Real Name/Full Name | Maggie Siff |
| Date Of Birth | 21 June 1974 |
| Age | 51 years old |
| Birthplace | The Bronx, New York, United States |
| Nationality | American |
| Religion | Christianity |
| Zodiac sign | Cancer |
| Father Name | N/A |
| Mother Name | N/A |
| Hair Color | Brown |
| Eye Color | Brown |
| Height | 5 feet 6 inch |
| Weight | 60 kg |
| Marital Status | Widowed |
| Spouse Name | Paul Ratliff (M. 2012) |
| Children Name | Lucy Ratliff |
| Siblings Name | N/A |
| Profession | Actress |
| Net Worth | $9 Million |
Early Life & Education
The Bronx, New York City is the place of birth where Maggie Siff was born on June 21, 1974. Despite her father being Russian Jewish, her mother comes from an Irish-Swedish Protestant family. In 1996, she graduated from Bryn Mawr College with an English major after attending The Bronx High School of Science. At New York University’s Tisch School of the Arts, she completed an MFA in acting as well. Siff began working as a temporary employee at a hedge fund shortly after graduating from New York University.
Career
Maggie Siff’s career in theater began before she ventured into films and TV. In 1998, she played a role in Henrik Ibsen’s ‘Ghosts’, and it was her most notable performance in theater. Siff played the role of ‘Cindy’ in an episode of the American crime-drama show ‘Third Watch’ (1999–2005) called ‘Obsession’ in 2004. The storyline revolved around the lives of police officers of the ‘New York Police Department’ and the firefighters and paramedics of the ‘New York City Fire Department,’ all working in the fictional precinct during the 3pm–11pm shift called the “Third Watch.”
Two TV projects that Siff participated in in 2006 were ‘Law & Order: Special Victims Unit’ and ‘3lbs’, both of which were crime-drama shows. Due to poor ratings, the event was cancelled after 3 weeks. In 2007, Siff appeared in the highly praised medical drama ‘Grey’s Anatomy’ (2005-present). She played the role of ‘Ruthie Sales’ in an episode of ‘The Heart of the Matter’. Rachel Ben Natan played Rachel Ben Natan in three episodes of the medical drama series ‘Nip/Tuck’ (2003–2010). Her first film role was as an attorney in the movie ‘Michael Clayton’, directed by George Clooney, in the same year. Lily’s role in the comedy-drama film ‘Then She Found Me’ was played by her. It was directed by Helen Hunt. Siff’s greatest achievement was playing Rachel Menken, a Jewish department store heiress in ‘Mad Men’ (2007–2015). She made an appearance in nine episodes of the series.
The TV series ‘A Gifted Man’ was a TV series that Siff starred in in 2011, portraying Lily in the episode ‘In Case of Letting Go’. She played Sam Bennet in an autobiographical drama film called ‘Concussion’ in 2013. Siff was given another significant role on TV in 2016: Wendy Rhoades in the drama series ‘Billions’ (2016-present). She has appeared in 36 episodes of the series up to this point. In the same year, she starred in three movies: ‘The 5th Wave’, ‘A Woman, A Part’, and ‘The Sweet Life’ (as ‘Ava’).
In 2017, Siff played the role of ‘Lisette’ in the drama film ‘One Percent More Humid’. The film is about two childhood friends coming back together during their summer break from college, while dealing with a traumatizing experience from their past. Siff made an appearance in another drama film, ‘The Short History of the Long Road,’ in 2019 as ‘Cheryl’.
Filmography
Movies
- 2007 Michael Clayton
- 2007 Then She Found Me
- 2009 Push
- 2009 Leaves of Grass
- 2009 Funny People
- 2013 Concussion
- 2016 The 5th Wave
- 2016 A Woman, a Part
- 2016 The Sweet Life
- 2017 One Percent More Humid
- 2019 The Short History of the Long Road
TV Series
- 2004 Third Watch (TV Series)
- 2005 Rescue Me (TV Series)
- 2006 Law & Order: Special Victims Unit (TV Series)
- 2006 3 lbs. (TV Series)
- 2007 Grey’s Anatomy (TV Series)
- 2007–2008, 2015 Mad Men (TV Series)
- 2007–2008 Nip/Tuck (TV Series)
- 2008 Law & Order (TV Series)
- 2008–2013 Sons of Anarchy (TV Series)
- 2009 Life on Mars (TV Series)
- 2011 A Gifted Man (TV Series)
- 2016–2023 Billions (TV Series)
- 2019 Explained (TV Series)
- 2025 Law & Order (TV Series)
Personal Life
Maggie Siff’s marriage to Paul Ratliff, a psychotherapist and former design strategist, took place in October 2012. Through a mutual friend, the couple arranged a meeting and exchanged emails before meeting in person. In 2013, a daughter named Lucy was born to them. Ratliff died tragically in a car accident in 2021, leaving Siff and Ratliff with a happy and loving marriage. Siff was heartbroken by the loss of her husband and has been dealing with the grief with the help of her family and friends.
Net Worth
Maggie Siff has a net worth of $9 million as of 2026, which was acquired through her extensive work in television and film. Acting salaries, endorsements, and voice-over work are all ways she earns money, including narrating the audiobook ‘Gwendy’s Button Box’ by Stephen King and Richard Chizmar. She is responsible for representing Betterment on television, which is an online investment service.
