Cult
The Scottish actor has played the Time Lord since 2005, when he took over from Christopher Eccleston.
Tennant's five-year run, which ends in 2010 when he is replaced by newcomer Matt Smith, has been named as viewers' favourite - winning almost 26% of votes from readers of Doctor Who Magazine.
The star said of the news: "I am so proud of this."
Other actors to have portrayed the famous character include Tom Baker and Jon Pertwee.
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