Nicktoons is a family of cable television channels owned by Viacom or subsidiaries of Viacom, with broadcasts in various countries or regions. It originated as the branding for Nickelodeon's original animated television series, but was seldom used by the network itself after the 2002 launch of the spin-off digital cable and satellite channel.

This is a list of television programs broadcast by Nickelodeon in the United States. The channel was launched on April 1, 1979, and airs a mix of animated and live-action programming, ranging from action to comedy.