Ketleyn Lima Quadros (born 1 October 1987) is a Brazilian judoka.

She won a bronze medal in the 57 kg weight class at the 2008 Summer Olympics.

[1] When she is not competing, Ketleyn Quadros enjoys traveling, family, friends and barbecue.

[2] In 2021, Ketleyn Quadros won gold at the 2021 Pan American Judo Championships at 63 kilograms.

[2] She competed at the 2020 Summer Olympics, being the Brazilian flagbearer at the Parade of Nations alongside Bruno Rezende.