Larissa Freitas Cieslak (born October 26, 1987) is a Brazilian competitive swimmer.

[1][2] In 2006 South American Games, she won a bronze medal in the 200-metre individual medley.

[3] At 20 years old, in 2007 Pan American Games in Rio de Janeiro, she went to the 400-metre individual medley final, finishing in 8th place.

[4] In 2010 South American Games, she won a silver medal in the 400-metre individual medley.

[7] Integrating Brazil national delegation that disputed the 2011 Pan American Games in Guadalajara, Mexico, she won the silver medal in 4×200-metre freestyle[8] by participating at heats.