Trivia

Originally auditioned for Peggy Olson in Mad Men (2007), a role that eventually went to Elisabeth Moss.

Gave birth to her first child at age 33, son Xander Dane Jones, on September 13, 2011 at St. John's Medical Center in Santa Monica, Los Angeles, Los Angeles County, California. The child's father is unknown.

Makes her own jewelry.

Was in a relationship with Jason Sudeikis (July 2010-January 2011).

Was 8 months pregnant with her son Xander when she took maternity leave from filming the fifth season of Mad Men (2007).

Returned to work two months after giving birth to her son Xander Dane to resume filming the fifth season of Mad Men (2007).

Daughter of Marvin Jones, a coach, gym teacher, and fitness director, and wife Karen Cox, who manages a Scheels sporting goods store, and sister of Jina Jones and Jacey Jones.

Ranked as having one of the most "beautiful famous faces" by "The Annual Independent Critics List of the 100 Most Beautiful Famous Faces From Around the World." She was ranked #17 in 2010 and #42 in 2009.

Her paternal grandmother, Emma Christine Sejnoha, was of Moravian/Czech ancestry, and her maternal grandmother, Rosezella Bernice Hanson, was of Danish descent. The rest of January's ancestry includes English, Welsh, and German.

Voted #29 "most desirable" woman in the 2011 Ask Men "top 99 most desirable women" list. In the previous year she ranked #18.

Ranked #16 Sexiest Woman in the world by the Spanish version of DT magazine.

Her name is the same as her month of birth.

Voted #12 on the 2011 Maxim list "Hot 100" women.

Practiced yoga during her pregnancy.

Honorary Official at the October 4, 2009 Sprint Cup Price Chopper 400 at the Kansas Speedway.

Maternal granddaughter of Anton Pavlish and Frances Marecek, (both Czech) and maternal granddaughter of Richard Arthur Cox (son of Clayton Walter Cox and wife Hazel Helen Rowley, paternal grandson of Charles Wesley Cox and wife Calista Maude Bar and maternal grandson of Samuel Wells Rowley and wife Madora Thomas) and wife Rosezella Bernice Hanson (daughter of Hans Jorgen Hanson (b. South Dakota) and wife Mabel Dagmar Jensen (b. South Dakota), paternal granddaughter and maternal granddaughter of Danish paternal grandparents and maternal grandparents).