Nathaniel Marvin Wolff (born December 17, 1994) is an American actor and singer. He gained recognition for composing the music for The Naked Brothers Band (2007–2009), a Nickelodeon television series he starred in with his younger brother Alex that was created by their actress mother Polly Draper. Wolff's jazz pianist father Michael Wolff co-produced the series' soundtrack albums, The Naked Brothers Band (2007) and I Don't Want to Go to School (2008), both of which ranked the 23rd spot on the Top 200 Billboard Charts.
Following the ending of the Nickelodeon series, Wolff and his brother formed the music duo Nat & Alex Wolff, and they released the album Black Sheep in 2011. He later became known for his lead role in the film Paper Towns (2015), and other films such as Admission, Behaving Badly, and Palo Alto, each of which premiered in 2013. Wolff also co-starred in the highly successful theatrical film, The Fault in Our Stars (2014) before portraying Ed in the film Ashby in 2015. He portrayed Light Turner in the Netflix adaptation of Death Note (2017). He portrays Lloyd Henreid in the CBS All Access miniseries The Stand.