Hilary played two characters in "The Lizzie McGuire Movie" - Lizzie & Isabella.
Donated sales from her sold out Most Wanted Tour to the Tsunami victims in South Asia. (2005)
Named #58 in FHM magazine's "100 Sexiest Women in the World 2006" supplement. (2006).
Has been working for the charity Kids With a Cause (which helps children stricken by poverty, hunger, sickness, a lack of education, abandonment, neglect and/or abuse) since it was founded in September 1999, and is the 2004 Official International Spokesperson for the non-profit organization.
She has 3 hit albums, and a fourth, called Dignity, is coming out in 2007.
For her 17th birthday, her sister arranged a trip to Mexico for her and two friends.
Ranked #72 on the Forbes Power 100 for 2007.
Was voted the Biggest Breakthough of 2003 at VH1's Big in 2003 award show.
Has been homeschooled since the age of 10. Along with her sister, currently taking two online correspondence courses via the Harvard Extension School.
In preparation for her driving test, she drove herself between filming locations during principal photography for A Cinderella Story (2004).
Her favorite film is Romy and Michele's High School Reunion (1997).
Likes all types of music but dislikes techno music.
Was ranked #7 on Forbes List of The 20 Top-Earning Young Superstars.(2007).
Older sister actress Haylie Duff is in music group Inventing Venus.
A huge fan of Janis Joplin.
Her favorite episode of her hit show "Lizzie McGuire" (2001) is First Kiss where her character Lizzie falls in love with the paperboy and shares a kiss with him.
Ranked #23 on the Maxim magazine Hot 100 of 2007 list.
Currently has a net worth of approximately $25 million dollars from her Stuff By Duff Line, albums, tours, and movies, etc.
Helped raise $23,000 at the 2004 celebrity auction for Breast Cancer Research.
Was named the 14th Greatest Teen Idol of all time by VH1 in 2003, based on her acting, singing, public appearances and charity work.
She was rated the #1 Hottest Teen Female Star for 2003 based on her acting, singing, public appearances, and charity work.
Performed at President George Bush's youth inaugural concert (2005).
Her song "Wake Up" hit Disney Radio before making it to national airwaves.