Wayne Elliot Knight (born August 7, 1955) is an American actor. In television, he played Newman on Seinfeld (1992–1998) and Officer Don Orville on 3rd Rock from the Sun (1996–2001). He also voiced Igor on Toonsylvania (1998–1999), Mr. Blik on Catscratch (2005–2007) and Baron Von Sheldgoose on Legend of the Three Caballeros (2018).

In film, he played Dennis Nedry in Jurassic Park (1993), which earned him a Saturn Award for Best Supporting Actor nomination. He also portrayed Pete "Piccolo" Dugan in Dead Again (1991), John Correli in Basic Instinct (1992), Stan Podolak in Space Jam (1996) and Zach Mallozzi in Rat Race (2001) and provided the voices of Tantor in Tarzan (1999), Al McWhiggin in Toy Story 2 (1999) and The Elf Elder in Tom and Jerry: The Lost Dragon (2014).