Mutua Madrid Open | Apr 26, 2024 | 6-7 (5-7), 6-1, 6-4 | Second Round | Tommy Paul | Lukas Klein |
Mutua Madrid Open | Apr 24, 2024 | 6-1, 4-6, 7-6 (7-4) | First Round | Lukas Klein | Pablo Llamas Ruiz |
Miami Open presented by Itau | Mar 20, 2024 | 7-6 (7-5), 6-2 | First Round | Alex Michelsen | Lukas Klein |
BNP Paribas Open | Mar 9, 2024 | 6-4, 7-6 (7-4) | Second Round | Casper Ruud | Lukas Klein |
BNP Paribas Open | Mar 8, 2024 | 7-6 (10-8), 6-4 | First Round | Lukas Klein | Nicolas Moreno De Alboran |
Australian Open | Jan 17, 2024 | 7-5, 3-6, 4-6, 7-6 (7-5), 7-6 (10-7) | Second Round | Alexander Zverev | Lukas Klein |
Australian Open | Jan 15, 2024 | 7-6 (7-0), 4-6, 7-6 (7-3), 6-3 | First Round | Lukas Klein | SoonWoo Kwon |
Brisbane International Presented by Evie | Jan 2, 2024 | 6-4, 3-6, 7-5 | Second Round | Matteo Arnaldi | Lukas Klein |
Brisbane International Presented by Evie | Jan 2, 2024 | 4-6, 6-3, 6-4 | First Round | Lukas Klein | Sebastian Baez |
Open 13 Provence | Feb 21, 2023 | 6-2, 6-4 | First Round | David Goffin | Lukas Klein |