Lucas Michel Mendes (born 3 July 1990) is a professional footballer who plays as a centre-back or left-back for Qatari club Al-Wakrah.

Born in Brazil, he plays for the Qatar national team.

On 15 August 2014, after playing 2 years with Olympique de Marseille, he signed for Qatari club El Jaish.

He was part of the Qatari squad which won the 2023 AFC Asian Cup.

He scored his first goal in the Third round of the 2026 FIFA World Cup Qualification in the 102nd minute of the match against the national team of Uzbekistan, ending Uzbekistan's unbeaten undefeated streak of 20 games.