Derek Hammond-Stroud is 82 years old (birthdate: January 10, 1929).
He is 22 years old
In life with Derek Lizzie is 11 years old.
As of the 2014 MLB season, Derek Dietrich is 24 years old.
As of the 2014 MLB season, Derek Norris is 25 years old.
Derek Roy is 28 years old (birthdate: May 4, 1983).
Derek Hough is 32 years old (birthdate: May 17, 1985).
Derek Dooley is 49 years old (birthdate: June 10, 1968).
Derek Luke is 43 years old (birthdate: April 24, 1974).
Derek Riddell is 46 years old (birthdate: January 11, 1967).
Derek Fathauer is 25 years old (birthdate: January 20, 1986).
Derek Acorah is 61 years old (birthdate: January 27, 1950).
Derek Mears is 40 years old (birthdate: May 16, 1972).