Lexi is a 2008 graduate of Rice Lake High School. She was a 3 Sport Athlete participating in Volleyball, Basketball, and Track and Field, earning seven varsity letters. She went on to the University of Minnesota Duluth where she set many UMD track records and an individual National Championship. At UMD, Lexi was the 2012 NCAA Division II Outdoor Track and Field 800m Champion, only the second woman to win an Individual National Crown at UMD.
She is the UMD School Record holder in 3 events: Distance Medley Relay (11:52.42), Sprint Medley Relay (4:02.46), 4x200 Meter Relay (143.07).
She was the RLHS 400 meter school record holder until 2024, when 4 time state champ Eliana Sheplee broke her record. She is a member of the RLHS 4x400 relay school record foursome.
In addition, Lexi is a three-time Conference Champion in the 400m and 800m race and a three-time D1 State Qualifier in the 400m (2006–7th, 2007-6th, 2008–5th).
She earned Big Rivers All Conference honors in 2006-2008 and was named a WIAA Scholar Athlete in 2008.
Lexi also participated in Volleyball, where she was earned Academic All-Conference from 2006–2008 and was a team Captain in 2008. As a basketball player, she was a key component of the Big Rivers Conference Co-Champion teams in 2006–2007 and 2007–2008.

Lexi (Williams) Olinske now lives in Green Bay, Wisconsin, with her twin daughters, Marley and Ellie. She is the Director of Programs at The Salvation Army Ray & Joan Kroc Corps Community Center, overseeing a variety of youth programming in aquatics, fitness, sports, fine arts, and youth development.