Lacy is a relay-only swimmer (4x100 Freestyle) at the 2008 Beijing Olympics.
- CLUB: Tucson Ford Dealers Aquatics (FORDAZ)
- DOB: Oct 29, 1985
- HEIGHT: 5' 9" (175.3 cm)
- HOMETOWN: Tucson, Ariz.
- BIRTHPLACE: Tucson, Ariz.
- COACHED BY: Frank Busch
- High School: Mountain View HS '04
- College: Arizona '09
- College Major: Physical Education
- Future Professional Aspirations: High school athletic director
- Parents: Aaron and Stacey; father is a custom home builder, and mother is a homemaker
- Sibling(s): Two younger brothers (Sterling and Brentyn); Sterling plays football, and Brentyn plays basketball
- Notable Relative(s): Grandfather (Ed Nymeyer) is in the Arizona Basketball Hall of Fame
- Sports Played Before Swimming: Cross country, soccer, track and field
- Nickname(s): Pearl or Lace; nicknamed ‘Pearl’ after coach (Frank Busch) found out it was her middle name
- Pet(s): One dog (Kodie) is a Rottweiler
- Hobbies Outside the Pool: "I love making cookies and eating them too!"
- Ultimate Way to Relax: Sitting outside watching the beautiful Tucson sunset
- Most Influential Person: "My life has been touched by countless people. I am blessed to have amazing people all around me: my family, friends, teammates, coaches, and mentors."
- Training Stats: Swims 5-10,000 meters/yards per day, 4-5 hours a day, 6 days a week
- U.S. city: Tucson, Ariz.
- band: Tom Petty & The Heartbreakers
- tv: What Not to Wear
- movie: Top Gun
- music: Tom Petty, Heartbreakers, Bob Seeger