John McMurdo is a fictional character portrayed by Jeremiah Birkett in the TV series Grey's Anatomy.
In the first episode they appeared in, titled Man on the Moon (season 10), they were 49 years old.
They appear in 1 episodes out of a total of 430 aired so far
Episodes1
Man on the Moon
episode S10.E11 december 2013April's visiting sisters get on her nerves; when Matthew and Jackson witness an accident, they must work together; Callie and Arizona work on their relationship.