- Both parents were professional ballroom dancers.
- Her mother has designed and constructed all of her costumes.
- Started dancing at age 6 in the studio owned by her parents.
- Entered her first dance competition at age 7 and won.
- Partners on Dancing With the Stars have included Jerry Rice, model Albert Reed, Steve Guttenberg, MMA fighter Chuck Liddell, Kurt Warner, Sugar Ray Leonard, Carson Kressley, Jack Wagner and Drew Lachey.
- Appeared with then-husband Jonathan Roberts in a 2012 episode of Shark Tank, in which they danced and helped promote a product called PostureNOW.
- Is co-owner of a dance studio in Hermosa Beach, California, United States.
- Wears her mother's wedding ring on her right hand for good luck.
- Oleg Trebunski — Father
- Jonathan Roberts — Husband (separated)
- Irina Trebunskaya — Mother
- Nevin Millan — Significant Other
- Amalya Millan — Daughter
Season 1, Episode 2
- Birth Place: Chelyabinsk, Soviet Union
- Birthday: December 28, 1980, Capricorn
- Profession: Ballroom dancer
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