The USS Intrepid (NCC-74600) was a Federation starship that was in service to Starfleet in the late 24th century.
In 2370, Commander Donald Kaplan, the ship's chief engineer, regularly engaged in power conversion efficiency contests with Geordi La Forge, chief engineer of the USS Enterprise-D. (TNG: "Force of Nature")
In 2375, Commander Chakotay, under the alias Jason Hayek, infiltrated a Species 8472 terrasphere that was simulating Starfleet Command. Chakotay fabricated a story about just having been transferred from the Intrepid, which according to the story was on a three-year tour of the Romulan Neutral Zone. (VOY: "In the Flesh")
In 2379, the Intrepid was in Star Fleet Battle Group Omega, deployed in sector 1045 to counter the Reman threat. (Star Trek Nemesis)
According to Star Trek: Starship Spotter, the USS Intrepid and the USS Voyager were the first two Intrepid-class starships to be constructed at the Utopia Planitia Fleet Yards in 2370 and early-2371.
In the Pocket TNG novel Crossover, the Intrepid was commanded by Captain Terence Riley, son of Kevin Riley, and was a Galaxy-class starship.
The novel Demons of Air and Darkness, from the Star Trek: Gateways series, shows the Intrepid commanded by Captain Walter Emick in a fleet alongside the Deep Space 9 crew.
The Intrepid is also mentioned in Articles of the Federation.