Facundo Mena (born 22 September 1992) is an Argentine tennis player. Mena has a career high ATP singles ranking of No. 159 achieved on 4 April 2022. He also has a career high doubles ranking of No. 210 achieved on 26 July 2021. Mena has won two ATP Challenger singles titles at the 2019 Città di Como Challenger, defeating Andrej Martin in the final and the 2021 Quito Challenger.