Date of Birth5 October 1983, New York City, New York, USA
Birth NameNicholai Olivia Hilton
Height5' 7" (1.70 m)
Nicholai Olivia Hilton ("Nicky") was born in New York, New York to Kathleen ("Kathy") and Rick Hilton. She is the second of four children: she has an older sister, Paris Whitney and younger brothers Barron Nicholas Hilton II and Conrad Hughes Hilton III. As a child, Nicky lived a privileged upbringing and moved between several exclusive residences in her youth. She followed her older sister Paris to nightclubs in New York City. She graduated from Convent of the Sacred Heart in 2001 and subsequently attended Parsons School of Design. Afterwards, Nicky worked in designing clothing and handbags.
In 2004, while still 20 years old, Nicky became engaged to a childhood friend named Todd Andrew Meister, a successful businessman who worked on Wall Street. They married in Las Vegas, but the marriage was annulled just one month after Nicky turned 21.
Her 2007 clothing line, Nicholai, is targeted at older upscale adults. She and her sister Paris were also involved in a September 2010 drug scandal in Japan, where they were denied entrance for a conference to promote products designed by Paris (mainly cosmetics and perfumes).
SpouseTodd Meister (15 August 2004 - 9 November 2004) (annulled) -
Sister of Paris Hilton, Barron Hilton, and Conrad Hilton.
Daughter of real estate mogul Rick Hilton and former actress Kathy Hilton.
Niece of Kim Richards and Kyle Richards.
Was offered a starring role in "The Simple Life" (2003) with her sister Paris Hilton, but turned down the offer because she didn't want to "live the simple life".
Great-niece of Conrad Hilton Jr. (first husband of Elizabeth Taylor) and Francesca Hilton.
Her brief marriage to businessman Todd Andrew Meister was officially annulled by a judge in Las Vegas, where the couple wed in a surprise ceremony attended by her older sister Paris Hilton and Bijou Phillips.
More than 100 stores in Japan sell her handbags.
Turned down starring in the fourth season of "The Simple Life" (2003) as Nicole Richie's replacement.
Along with Tara Reid, her sister Paris Hilton, Bijou Phillips, Nicole Richie, Kimberly Stewart, Lindsay Lohan & Kim Kardashian is one of Hollywood's most famous party girls.
The Hilton name is of Norwegian origin. Her great-great-grandfather August Halvorsen Hilton was born on the family farm Hilton, at Kløfta, just outside Oslo, Norway before emigrating to the US with his family at age 10.
Has a successful line of clothing called Chick By Nicky Hilton, which retails at Kitson stores.
Has been a handbag designer since she was seventeen years of age.
Great-granddaughter of Conrad Hilton and Mary Adelaide Barron.
Went to Convent of the Sacred Heart in NYC's Upper East Side. Other former students were sister Paris Hilton, Lady Gaga, Joanna Philbin, J.J. Philbin.
Dyed her hair back to her natural blonde in August 2005, after being a brunette for two years.
Released another line of clothing as a follow up to her first successful, Chick By Nicky Hilton Line.
Likes to play card games on-line when she can't sleep at night.
Is currently in the works of opening and designing her own line of hotels called, Nicky O, in Miami and Chicago. 
Godmother is Faye Resnick, of O.J. Simpson murder trial fame, and author of the book "Nicole Brown Simpson: The Private Diary Of A Life Interrupted".
Ex-step-great-granddaughter of Zsa Zsa Gabor.
Granddaughter of Kathy Richards.
Cousin of Brooke Brinson and Whitney Davis.
She is godmother of Ava-Monroe Johnson (b.2006), a daughter of her best friend Casey Johnson.
She and her older sister, Paris Hilton, were best friends with Casey Johnson since childhood until Casey's death on January 4, 2010 from diabetes at age 30.-
"My fashion philosophy is that if I like it, I wear it. I'm not a snob about which looks are 'this season' and which are 'last season.'
Paris is my sister, and Nicole's like a sister to me. They'll be friends again.-
Where Are They Now
(February 2005) Promoting her new clothing line set for release this spring.
(May 2005) Attending Maxim's Top 100 Party
(May 2005) Attended the House of Wax (2005) premiere with older sister, Paris Hilton.
(March 2005) Attended the Louis Verdad Fashion Show with sister, Paris Hilton.
(2006) Is currently in the works of opening and designing her own line of hotels called, Nicky O, in Miami and Chicago.-