Birth Name: William Brent Unger
Place of Birth: Palm Beach County, Florida, U.S.
Date of Birth: October 15, 1995
Ethnicity: Cuban (paternal grandmother), German, English, Scottish
Billy Unger is an American actor and martial arts practitioner. His roles include the films National Treasure: Book of Secrets, Crank: High Voltage, Opposite Day, Jack and the Beanstalk (2009), Monster Mutt, You Again, and The Lost Medallion: The Adventures of Billy Stone, and the shows Lab Rats and Lab Rats: Elite Force. He has also been credited as William Brent.
He moved to Los Angeles, California, for acting in 2006. His mother’s family has lived in the American South for many generations.
Billy’s paternal grandfather was named Stanley W. Unger.
Billy’s paternal grandmother was named Eva Machin Ulloa. Eva was born in Pinar del Rio, Cuba.
Billy’s maternal grandfather is Gerald/Jerry Lee Pence (the son of Gerald Gilbert Pence and Kathryn Irene Haines). Billy’s great-grandfather Gerald was the son of Gilbert Allen Pence and Louella Knechtly. Kathryn was the daughter of John Franklin Haines and Amelia Ann Keener.
Billy’s maternal grandmother was Martha Lynn Brent (the daughter of Taft Naulty “Pat” Brent and Vonelle L. Braswell). Martha was born in Florida. Taft was the son of John Preston Brent and Martha Andrews. Vonelle was the daughter of Asa/Ash Gordon Braswell and Savannah Lee Woods.
Sources: Birthday announcement of Billy Unger – http://nl.newsbank.com
Obituary of Billy’s maternal grandmother, Martha Lynn (Brent) Pence – http://articles.sun-sentinel.com
Genealogy of Billy’s maternal great-grandmother, Vonelle L. Braswell – http://www.findagrave.com