<Dl> <Dd> First Appearance: "Pilot"; Last Appearance: "Last Forever" </Dd> </Dl> <Dd> First Appearance: "Pilot"; Last Appearance: "Last Forever" </Dd> <P> Penny and Luke are Ted's children, teenagers in 2030 as Ted narrates the story of how he met their mother . Penny is portrayed by Lyndsy Fonseca while Luke is portrayed by David Henrie . Georgina Bays, the daughter of Carter Bays, has portrayed Ted's daughter as an infant . Penny and Luke as young children are portrayed by Katie Silverman and Dexter Cross in "Rally". </P> <P> The names of Ted's children were unknown until "Unpause". Before he had met their mother, Ted had repeatedly expressed the desire to name them Luke and Leia . The children initially appear only in the framing narrative, though Penny appears as an infant in "Trilogy Time", "Lobster Crawl" and "Unpause". Both Penny and Luke appear as young children in "Rally", when they greet their parents on New Year's Day in 2022 . </P>

What are the children's names in how i met your mother