David John McDonald (aka David Tennant) was born on 18.04.1971, which makes him 42 years old as of 2013.
John McDonald is 36 years old (birthdate: September 24, 1974).
71
Since he was 3 years old when he saw John Pertwee play the Doctor.
John David Brown is 49 years old (birthdate: February 23, 1962).
John David Booty is 32 years old (birthdate: January 3, 1985).
John David Washington is 27 years old (birthdate: July 28, 1984).
34 years old
Doctor John McCrae was born on November 30, 1872 and died on January 28, 1918. Doctor John McCrae would have been 45 years old at the time of death or 142 years old today.
Doctor John McCrae died on January 28, 1918 at the age of 45.
Sir John Sparrow David Thompson was born on November 10, 1845 and died on December 12, 1894. Sir John Sparrow David Thompson would have been 49 years old at the time of death or 169 years old today.
Megan Mcdonald is 51 years old
25 years old.