Let's make this birthday one to remember.

45 years old (Born on April 19, 1979)

American actress; She is famous from Almost Famous.

Auditioned for the role of Lady Jocelyn in A Knight's Tale (2001), but lost out to Shannyn Sossamon. When she was 11, her mother relented and got her an audition for a lead role in a never-produced television show with Howie Mandel. Hudson won the part - but Hawn didn't tell her, turned it down, and kept the secret until she admitted it a year later. Was at the 2004 Jammy Awards in Madison Square Garden. She is a big fan of the hippy/jam scene. Turned down the part of Peter Parker`s girlfriend Mary Jane Watson in Spider-Man (2002) for the role of Ethne Eustace in The Four Feathers (2002). Ranked #51 in Stuff magazine's "102 Sexiest Women In The World" (2002).

Met former husband, singer Chris Robinson, after actor/comedian, Dave Foley convinced Chris to hit on her.

Enjoys playing guitar, writing music, and arts & crafts

Daughter of Bill Hudson and Goldie Hawn, but raised by Goldie`s longtime partner, Kurt Russell, whom she considers her father.

Ranked #27 on the Maxim magazine Hot 100 of 2007 list.

Named #66 in FHM magazine's "100 Sexiest Women in the World 2006" supplement. (2006).

Announced separation from her husband of almost six years, Chris Robinson [July 2006].

She lost 60 pounds in the three months after giving birth to her son, Ryder, for her role in The Skeleton Key (2005).

Ranked #99 in Premiere's 2003 annual Power 100 List. It is her first appearance on the list and she was the youngest person on it that year at the age of 24.

Father Bill Hudson is the son of Sicilian immigrants (who Anglicized their surname); mother Goldie Hawn is half Anglo-Saxon and half Jewish. Kate was raised Jewish and Buddhist - as she describes it - "Jew-Bu".

Her son Ryder`s middle name, Russell, is an homage to her mother Goldie Hawn`s longtime partner Kurt Russell, whom Kate always considered to be her father.

Good friends with Liv Tyler

Her ex-husband, Chris Robinson, is the lead singer of The Black Crowes.

She turned down what could have been her big break, a role in Escape from L.A. (1996), because it starred Kurt Russell and "I didn't want to be professionally associated with my dad. I just wanted to see if I could do the audition."

She is also the niece of Brett Hudson and Mark Hudson who, along with her father, Bill Hudson, were part of the rock group, the Hudson Brothers.

Has 3 dogs: Clara (a Pomeranian), Doctor (an English bulldog), and Bella (a Neapolitan mastiff)

Cousin of singer Sarah Hudson

Gave birth to her first child with Chris, Ryder Russell Robinson, on January 7, 2004. He weighed 8 lbs 11 oz.

Rank #38 on VH1's 100 Hottest Hotties

Graduated from high school (Crossroads School, 1997) with two time NBA All-Star and current Golden State Warrior Baron Davis.

Dislikes wearing make-up and washes her face with Cetaphil

Is friends with The Rolling Stones guitarist Keith Richards.

Kurt Russell walked her down the aisle at her wedding to Chris Robinson.

Admires Bette Davis

Named one of the '50 Most Beautiful People in the World' by People Magazine. (2000)

Her step-mom is actress Cindy Williams. She was married to Bill Hudson, her father, and they had two children together named Zachary and Emily. The two are now divorced.

Plays a young rock-star groupie in Almost Famous (2000). Her mother, Goldie Hawn, played a middle-aged former groupie in The Banger Sisters (2002).

Met one-time boyfriend Owen Wilson on the set of You, Me and Dupree (2006).

Her wedding ring is white gold.

Buys her clothes from vintage clothing shops and makes her own jewelry

Once said that as children, her brother Oliver used to torment her by nicknaming her "Hammerhead" (as in hammerhead shark).

Sister of Oliver Hudson (born 1976), and a half-sister of Emily Hudson (born 1982) and Wyatt Russell and Zachary Hudson (both born 1986).

Ex-sister-in-law of Rich Robinson.

Favorite musicians are The Beatles, The Rolling Stones, Led Zeppelin, The Grateful Dead, Joni Mitchell and Bob Dylan.

Graduated from Crossroads, a Santa Monica performing arts school, in 1997.

She can play guitar and piano.

After the National Enquirer reported that she had an eating disorder, she successfully won a libel suit against them. As a result of the suit, she has become one of the only people who successfully forced the Enquirer to admit they fabricated a story (rather than claiming it was a mistake).

Speaks French

Started production company Cosmic Entertainment in 2003 with Goldie Hawn, Kurt Russell and her brother.

Shares a birthday with Ashley Judd.

Named #47 in FHM's "100 Sexiest Women in the World 2005" special supplement. (2005)