What many people may not know is that Jonah Hill is the brother of Beanie Feldstein, the actress famous for portraying Monica Lewinsky in FX's Impeachment: American Crime Story series, among other incredible roles. The two siblings have different last names because Hill goes by a stage name. His full legal name is actually Jonah Hill Feldstein.

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The two grew up in the world of Hollywood together but are ten years apart in age. Despite the age gap, the pair seem to have a wonderful relationship and support each other's endeavors in their professional lives. Hill broke into fame first, being the older sibling and all, but Feldstein is definitely making a name for herself in the film industry as well. From family tragedies to wearing sweatshirts dedicated to each other, let's take a look at the adorable relationship between Feldstein and Hill.

8 Their Older Brother Jordan Died

Feldstein and Hill's older brother, Jordan, was a talent manager who worked with Maroon 5 and Robin Thicke. He passed away in 2017 just two days after Hill's 34th birthday. He died from a pulmonary embolism at the age of 40. Feldstein wrote an essay for InStyle stating that her brother was a "remarkably generous, intelligent, loving person." Feldstein also went on to say how difficult the grief was of losing her oldest brother; a tragedy she and Hill will share and bond over for the rest of their lives.

7 Hill Once Wore A Sweatshirt For Beanie

Hill is very proud of his sister and what she's accomplished with her acting career so far. At the premiere of Feldstein's film, Booksmart in 2019, Hill donned a sweatshirt that had "Beanie's Brother" scripted on it. Could he be more adorable? It was a total proud brother moment for him. Hill told Feldstein in an interview with Interview magazine that same year that "it truly makes me happy to see you getting to do things that actually fulfill you and challenge you."

6 Their Parents Worked In Hollywood

Their parents are Sharon Lyn Chalkin and Richard Feldstein. Chalkin worked as a costume designer in Hollywood. Their mom worked on various television shows and movies over the years and was an assistant on the television series Taxi. Their dad was the tour accountant for the band Guns N' Roses. Both Hill and Feldstein fell in love with acting at a young age.

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5 They Support Each Other's Careers

The two are each other's biggest fans. In a joint interview with Interview magazine, Hill joked that he assumed Feldstein was a fan of his since he was chosen to interview her. "I've been a fan since day one," Feldstein told him. Hill went on to say that everyone who meets his sister is a fan of hers. So sweet! Hill also stated that more and more often, people will come up to him and gush about how much they are a fan of his sister's and Feldstein said that, "any day we get to talk about each other to someone is the best day ever." Adorable!

4 They Share Two Nephews

Their older brother, Jordan, left behind two sons, Joshua and Charlie, who are Hill and Feldstein's nephews. Due to the Coronavirus pandemic, Feldstein wasn't able to hug them for seven months but was thankful to finally do so at Josh's Bar Mitzvah. Jordan left his fortune to his two boys when he passed away. According to The Blast, he left his sons over $5 million. He also left them his LiveNation stock.

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3 They Are The Real Life Bart And Lisa Simpson

In the joint interview with Interview magazine, the two took notice of the fact that they were very much comparable to the animated siblings from The Simpsons, Bart and Lisa. Feldstein, who is very much Type-A when it comes to her personality, and very much a good girl, is a lot like Lisa, while Hill is far more like Bart, being more of a slacker. Hill stated that his sister "can be a perfectionist" but that she "handles it with grace."

2 They Love To Joke With Each Other

It's no secret that Hill is a master of comedy, but his sister can hold her own in that category, as well. Like a lot of siblings, the two love to joke around with each other. In their joint interview with Interview magazine, Feldstein mentions how much she loves Harry Potter, which annoys her brother. He claims that she's always talking about it and he never gets the references. "Beanie, Interview doesn't give a sh*t about how much you like Harry Potter," Hill joked.

1 Hill Remembers The Day Beanie Was Born

Hill recalled in an interview with Interview magazine that his dad took him to get pasta across the street from the hospital where his mother was giving birth to his sister. He joked that the birth process is basically the easiest thing ever in his eyes, because all you do is get pasta, and then you "get a Beanie." He remembers meeting her after getting the pasta. So funny.

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