Melody Pond (The Impossible Astronaut)
This girl contacted Richard Nixon for assistance, but he did not know who was calling him. She told him about the "Monsters", and how she feared them. She told Nixon the words "Jefferson Adams Hamilton", leading Nixon to believe she was a boy, but the Eleventh Doctor helped them to discover that these were the names of street names, the only three in the same place together in Florida, and probably all of America, according street names and the only place these were together was Florida. (DW: The Impossible Astronaut)
In (DW: Day of the Moon) it is revealed that she is a timelord/lady and is possibly the child of Amy and the Doctor. Amy is revealed to be pregnant during the first two episodes of the series, but when the doctor uses the tardis as a pregnancy test, it keeps switching between positive and negative. in the childs room a picture of amy with a baby is found and at the end of the episode she says to a man she is dying before regenerating into an unknown incarnation.
