He was a lucky loser at the French Open and defeated Daniel Muñoz de la Nava in the first round of the main draw and 29th seed Lucas Pouille in the second, before losing to 8th-seed Milos Raonic in the third round.

93 on 10 February 2020 after a semifinal showing at the 2020 Córdoba Open defeating Corentin Moutet in the quarterfinals before losing to eventual champion Cristian Garín.

He entered directly into the main draw of the US Open but lost in the first round to 21st seed Alex de Minaur.

He made his main draw debut at the 2021 Australian Open where he lost to Thiago Monteiro.

[7] Martin reached his maiden doubles final at the 2022 Córdoba Open partnering Sam Weissborn.