Luca Peterson is a fictional character portrayed by Ian Chen in the TV series Grey's Anatomy.
In the first episode they appeared in, titled I Must Have Lost It on the Wind (season 11), they were 8 years old.
They appear in 1 episodes out of a total of 430 aired so far
Episodes1
I Must Have Lost It on the Wind
episode S11.E1 september 2014Callie and Arizona have to make a choice regarding surrogacy while the board has to decide whether to give Cristina's seat on the board to Alex or Bailey. Amelia overhears the truth about Maggie Pierce.