Lazor attended Wylie E. Groves High School in Beverly Hills, Michigan, where she was a state champion in swimming.

[4] Lazor started her NCAA career with the Ohio State Buckeyes in 2012–13.

[4] Lazor started competing for the Auburn Tigers during her NCAA sophomore season in 2013–14.

[4] At the 2018 FINA World Swimming Championships (25 m), she won the gold medal in the 200 m breaststroke (2:18.32).

[2][8] On Jun 30, 2023, she retired from competitive swimming and moved to coaching at the University of Florida.

[9] Legend: † – achieved en route to final mark On December 22, 2022, Lazor announced her engagement to fellow Olympian and Brazilian swimmer Vinicius Lanza whom she had known from training extensively with at Indiana University in Bloomington.