

According to Stewart, he was subjected to antisemitic bullying as a child. Stewart and his brother Lawrence, who was previously the chief operating officer of NYSE Euronext (parent company of the New York Stock Exchange), grew up in Lawrenceville, New Jersey, where they attended Lawrence High School.

Yet people always view through the prism of ethnic identity." He had his surname changed legally to Stewart in 2001.

Did I have some problems with my father? Yes. Stewart stated, "There was a thought of using my mother's maiden name, but I thought that would be just too big a fuck you to my dad. Because of his strained relationship with his father, which in 2015 he described as "still 'complicated'", he dropped his surname and began using his middle name. Stewart's parents divorced when he was eleven years old, and Stewart was largely estranged from his father. He is the second of four sons, with older brother Lawrence, and younger brothers Dan and Matthew. One of his grandfathers was born in Manzhouli (now part of China). Stewart's family members are Ashkenazi Jewish immigrants to America from Poland, Ukraine, and Belarus. Stewart was born Jonathan Stuart Leibowitz at Doctors Hospital in New York City's Upper East Side to Marian (née Laskin), a teacher and later educational consultant, and Donald Leibowitz (1931–2013), an energy coordinator for the New Jersey Department of the Treasury. He continued using his platform as an advocate for veterans by being instrumental in helping pass the Honoring our PACT Act of 2022, which expands healthcare access and funding to veterans exposed to toxic substances during their service including burn pits. In 2019, he received the New York City Bronze Medallion for his "tireless advocacy, inspiration, and leadership (helping to) pass the permanent authorization of the September 11th Victim Compensation Fund Act". Since leaving The Daily Show, Stewart has maintained a low profile in entertainment industry circles, but has used his celebrity and voice in a sustained advocacy for 9/11 first responders and war veterans' health benefits. He executive produced The Colbert Report (2005–2014), The Nightly Show with Larry Wilmore (2015–2016), and The Late Show with Stephen Colbert (2015–present). He is the co-author of the best-selling satirical books America (The Book): A Citizen's Guide to Democracy Inaction in 2004, and Earth (The Book): A Visitor's Guide to the Human Race in 2010. Stewart hosted the 78th and 80th Academy Awards. Since joining, The Daily Show steadily gained popularity and critical acclaim, and during his tenure, won numerous Emmy Awards and was nominated for news and journalism awards. Stewart became host of The Daily Show in 1999, where he also was a writer and co-executive producer. He has also appeared in several films, including Big Daddy (1999) and Death to Smoochy (2002). He went on to host You Wrote It, You Watch It (1992–1993) and then The Jon Stewart Show (1993–1995), both on MTV, until The Jon Stewart Show was retooled, dropped by the network and moved to syndication. Stewart started as a stand-up comedian but branched into television as host of Short Attention Span Theater for Comedy Central. His numerous accolades include 22 Primetime Emmy Awards, two Grammy Awards, and the Mark Twain Prize for American Humor in 2022. He hosted The Daily Show, a satirical news program on Comedy Central, from 1999 to 2015 and now hosts The Problem with Jon Stewart (2021–present) on Apple TV+. Jon Stewart (born Jonathan Stuart Leibowitz November 28, 1962) is an American comedian, writer, producer, director, political commentator, actor, and television host. Jon Stewart speaks at a press conference in support of the PACT Act
