The doctor's companion in 2009 was Amy Pond. The actress's name is Karen Gillan.
His new full time companion, Clara played by Jenna Louis Coleman.
His new assitant/companion is a woman called Jenna-Louise Coleman :)
i think it is going to be the doctors daughter.
The only Classic Doctor Who episode in which the Doctor had no companion is 'The Deadly Assassin'
The Doctor and his companion are the heroes.
== ==
The Fourth Doctor, played by Tom Baker, had K9 as his companion. K9 is a robotic dog created by the Fourth Doctor in the TV series "Doctor Who".
kylie minogue
Karen gilan
The actress Billie Piper played the companion, Rose Tyler, in the show Doctor Who. Billie piper acted in seasons 1 and 2 as the doctor's companion. She also acted in seasons 4 and the episode called The Day Of The Doctor as bad wolf.
The Doctor's companions in 2011 will be Amy and Rory.
They have all had multiple companions, apart from the eighth Doctor in the Doctor Who movie.