Jetson emerges from the English surname tradition as a straightforward patronymic—literally “son of Jett”—with the root Jett linked to the deep-black lignite gemstone once prized in Yorkshire and, by extension, to the streamlined speed of mid-twentieth-century jet propulsion. This dual etymology imbues the name with an intriguing blend of antiquity and modernity: on one side, it recalls medieval occupational nicknames and the brooding sheen of Victorian jet jewelry; on the other, it evokes the technological optimism of the so-called Jet Age, a resonance intensified for American audiences by Hanna-Barbera’s futuristic sitcom “The Jetsons” (1962–63). Although Jetson first brushed the U.S. Social Security lists in 1915, it lapsed into obscurity for nearly a century before mounting a modest revival in the early 2000s, now settling comfortably in the lower half of the national top thousand. Consequently, parents who select Jetson today signal both a literary awareness of English surname practice and an understated nod to aerospace innovation, crafting an identity that feels simultaneously grounded in heritage and oriented toward the horizon.