With the start of 1997, Shanna was seen with Billy Idol having romantic love affairs with him. Billy Idol is a rock musician, songwriter and an actor from United Kingdom. She also stated Idol as a gentleman but she also criticized him for being not sweet. They broke up within few months.
In October 1997, she began dating Oscar De La Hoya. Oscar De La is a former professional boxer with an American and Mexican descent. Within few months they began living together and they got engaged in 1999 before being parents of their first child, Atiana Cecilia De La Hoya. In 2000, she found Oscar De La being infidel towards her and they called off their engagement at the end of 2000.
After that, Shanna remained single for the next few months and with the start of 2001, she was found dating Dennis Quaid. Dennis Quaid is also an American actor who is popular for starring his role in the movies like Breaking Away, The Right Stuff, Wyatt Earp and many more. Their love life lasted for about eight months.
On 30th of October 2004, Shanna got married to Travis Barker. Travis is a great musician and producer from United States. He is mainly popular in the world for being the drummer of the rock band Blink-182. They welcomed their first child son Landon before getting married and their second child a daughter Alabama was born at the end of 2005. They got divorced on 8th of February 2008.
As a child, Shanna was an avid roller skater. She also took part in several roller skater competitions during her early teen years. After her high school graduation from Barrington High School, she began her modeling career. When she was just 17 years old, she took part in 1992 Miss Teen USA pageant and she was compromised in the seventh place but the following year, she was honored with the Miss Teen All American title. In 1996, she appeared in the television series, Lois & Clark: The New Adventures of Superman and finally made her feature film debut in 1997 movie, Poison Ivy: The New Seduction.
Beauty queen, Shanna has been earning lucrative amount of salary since a long time and her net worth is said to be around $15 million.
