Patricia Lissa Kashiwaba Martins (born 29 March 1984), better known as Li Martins, is a Brazilian singer, songwriter, and actress. In 2002, she won the talent show Popstars and joined the Brazilian girl group Rouge. She remained with the group until 2005, during which time they released four studio albums, Rouge (2002), C'est La Vie (2003), Blá Blá Blá (2004), and Mil e Uma Noites (2005), collectively selling 6 million copies. This made the group one of the most successful in Brazil, and one of the twenty best-selling girl groups in the world.
In 2007, she became a stage actress, focusing on musical theatre. She debuted as a protagonist in Miss Saigon playing Kim, an Asian woman abandoned by her American lover. In 2009 she starred in the Broadway version of the Beauty and the Beast, based on the Walt Disney animated film. In 2010, she starred in Strange Case of Dr Jekyll and Mr Hyde and in 2011 she starred in her first comedy, The Phantom of the Mask, inspired by the classic Phantom of the Opera.