Lais Ribeiro was born in Teresina, capital of the State of Piaui, Brazil. She is the daughter of a Portuguese teacher and a civil servant. In 2009 she had a child named Alexander ans she lives in New York.
Lais Ribeiro began her career in 2009 parading at local level and without much success, in 2010 made her debut at NY Fashion Week with Rag and Bone and then started modeling at the international level for designers such as Chanel, Louis Vuitton, Gucci, Dolce & Gabbana, Versace and Marc Jacobs. During the week of fashion in Brazil Spring / Summer 2011, Lais was the most requested model with 27 parades in San Paulo Fashion Week and 26 during the Rio Fashion Week. She appeared on the cover of the American, German, Brazilian and Italian editions of Vogue, and appeared on advertising campaigns for Ralph Lauren, Christian Dior, Tom Ford and Gap.
In 2017 makes her debut on the annual Sports Illustrated Swimsuit Issue, while in February she appears on the cover of Vogue Brazil. She also works for Victoria’s Secret, for which she appeared in Valentine’s 2012 campaign alongside Candice Swanepoel, Adriana Lima and Miranda Kerr, also parades through the fashion house since 2010, jumping the edition of 2012 due to a sprained ankle occurred during testing. In April 2015 officially became a Victoria’s Secret Angels, along with nine other models.