Shoshanna Lonstein Gruss was born in New York. More accurately in Manhattan when she was also rased. She went to Nightingale-Bamford Schol for girls which is located in Upper East Side of the New York City. She graduated in 1993. And she began her college education at George Washington University which is located in Washington D.C. In 1994 she transferred to the University of California located in Los Angeles. She graduated from UCLA in 1997 and got double bachelor`s degree in history and also in art history. After graduation she showed the interest in fashion and started from ground level, as she started to work in lingerie factory.
She asked the loan from her own father, Zack Lonstein so she could start her own clothing company. And in 1998 she started to design clothing lines that would appeal to all body types. In 2001, Shoshanna launched a swimwear collection. In 2005 she gave birth to her daughter, and because of her birth she introduced Baby Girl line of swimwear. In 2010 she launched her own jewelry line with the help of QVC in August of 2010.
When she was still in high-school at the age of 17 she was in public eye because of her relationship with Jerry Seinfeld who was 21 years older than her. Their relationship has ended after 4 years, they were together from 1993 to 1997.
Shoshanna Lonstein Gruss net worth is around 50 million US Dollars. She accumulated that amount of money because of her successful designs and all the fashion label that she created, and also her jewelry line. So it is not strange that her net worth is that much.
She married Joshua Carl Gruss on May 10, 2003, who is the son of the financier Martin D. Gruss and grandson of the Joseph S. Gruss who was financier and philanthropist. In 2014 Shoshanna Lonstein Gruss divorced from Joshua Carl Gruss after ten years of marriage. But they stated that they bought will take care of their three children together. First child they got in 2005, and named her Sienna and in 2012 they got twins Angelica and Joseph.
She started her business when she asked her father for loan and in 1998 started designing clothing lines for all kinds of body types. In 2001 she launched a swimwear collection, and in 2005 she created Baby Girl swimwear inspired by birth of her daughter. In 2010 she launched her own jewelry line with the help of QVC. In 2009 she teamed up with her longtime friend Charlotte Ronson and they collaborated to create a swimwear collection that was named „Made with Love“ and the line was introduced in the spring of 2009. In the 2013 Elizabeth Arden INC has named Gruss they're first-ever Style Director. With this given role Gruss has served to the company as a spokesperson and also an adviser for the design label. Gruss also partnered with „Save the Garment Center and with Century 21 Department stores and designed one of a kind t-shirt named „ I Love NY. All earnings went directly for cause „Save the Garment Centar“.