Madeleine McGraw was 5 in American Sniper when she played the character 'McKenna'.
That was over 9 years ago in 2014.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 15, and has starred in 11 movies in total, 10 of those since American Sniper was released.
In American Sniper, I think Madeleine McGraw looks: