Lucas Catarina (born 26 August 1996) is a Monégasque tennis player. Catarina has a career-high ATP singles ranking of No. 341 achieved on 11 June 2018. He also has a career-high ATP doubles ranking of No. 526 achieved on 27 May 2019. He has won six singles titles on the ITF pro circuit tour, along with two doubles titles. He played his first ATP main-draw match in April 2018 at the Monte Carlo Rolex Masters after receiving a wild card into the main draw. He lost against former world No. 3 Milos Raonic. Also in 2018, he won the singles silver medal at the Mediterranean Games. Catarina has won eight Futures titles.