<P> Max Fuller (portrayed by Elias Harger) is D.J.'s well dressed and intelligent middle child . He likes science, and is shown to be a clean freak like his grandfather . Max has rivalries with Kimmy's fiancé Fernando and classmate Taylor . Max's girlfriend is Rose, the daughter of Steve's fiancée C.J. </P> <P> Ramona Gibbler (portrayed by Soni Nicole Bringas) is the daughter of Kimmy Gibbler and her ex husband / fiancé, Fernando . She is not thrilled when she has to move into the Tanner family home and change schools . Ramona quickly befriends one of the popular girls in school, Lola Wong, and briefly dates Jackson's friend, Bobby Popko . She is an aspiring dancer . </P> <P> Tommy Fuller, Jr. (portrayed by twins, Dashiell and Fox Messitt) is D.J.'s youngest son . Like his aunt Michelle he also loses a parent as a baby . </P> <P> Fernando Hernandez - Guerrero - Fernandez - Guerrero (portrayed by Juan Pablo Di Pace), is Kimmy Gibbler's race car driving ex-husband / fiancé . At the start of Fuller House, him and Kimmy are separated due to his unfaithfulness to her . Fernando begins to miss her and tries to win her back . It works but he ends up finally signing their divorce papers . Though he only does this to repropose which she accepts . Fernando retires from his racing career, and moves in . Ten months after moving in, he buys Kimmy's childhood home and moves in with her brother . </P>

Is the baby in fuller house a twin