Lenia Fabiola Ruvalcaba Álvarez (born 23 April 1986) is a Mexican visually-impaired judoka. Competing in the 70 kg division she won a silver medal at the 2008 Paralympics and a gold at the 2016 Rio Games. Ruvalcaba also took part in regular judo competitions and won a team bronze medal at the 2010 Central American and Caribbean Games. In 2011, she participated both at the Pan American and Parapan American Games. By earning gold in Rio, Ruvalcaba became the first Mexican female to win an Olympic or Paralympic judo tournament.