Spy Kids is a 2001 American spy action comedy film co-produced, written, edited, co-composed, and directed by Robert Rodriguez. The film stars Alexa Vega, Daryl Sabara, Danny Trejo, Antonio Banderas, Carla Gugino, Alan Cumming, Teri Hatcher, Cheech Marin, Robert Patrick, and Tony Shalhoub.

Spy Kids premiered at Disney California Adventure in Los Angeles, California on March 18, 2001, and released in the United States on March 30, by Dimension Films. An extended cut, titled Spy Kids: Special Edition, was released in US theaters on August 8, 2001. The film received positive reviews from critics and grossed over $147 million worldwide against a production budget of $35 million. The film was nominated for Best Fantasy Film at the 28th Saturn Awards, but lost to The Lord of the Rings: The Fellowship of the Ring.

The success of Spy Kids led to a franchise, with four sequels being released: Spy Kids 2: The Island of Lost Dreams in 2002, Spy Kids 3-D: Game Over in 2003, and Spy Kids: All the Time in the World in 2011. A reimagining, Spy Kids: Armageddon, released in 2023.

The film subsequently gained a cult following, and in 2024 it was selected for preservation in the United States National Film Registry by the Library of Congress as being "culturally, historically, or aesthetically significant".