Birth Name: Lucas Daniel Haas
Place of Birth: Los Angeles, California, United States
Date of Birth: April 16, 1976
*English, German (mother)
Lukas Haas is an American actor and musician.
His mother, Emily Tracy, is a writer from Austin, Texas, while his German-born father, Berthold Haas, is an artist.
Lukas’s maternal grandfather was named Paul Aubrey Tracy (the son of Harry M. Tracy and Annie).
Lukas’s maternal grandmother was Effie Camille Lyons (the daughter of Ed Cook Lyons and Emiline Camille Burmeister). Effie was born in Texas.
Source: Obituary of Lukas’s maternal grandmother, Effie Camille (Lyons) Tracy – http://www.legacy.com