Kathleen Coughlin was a silent screen era actress, in films to 1914.
The Adventure of the Wrong Santa Claus 1914
as Mamie Randall (a child)
The Doctor's Duty 1913
as Jackie
By Fire and Water 1913
as The Little Garvie Boy
A Letter to Uncle Sam 1913
as Little Marion
The Awakening of John Bond 1911
as Younger O'Brien
Credits from TMDB.