United Kingdom: Wimbledon - Singles - Qualification |
| Final | Bolt A. | Riedi L. | 3:2 (62:7, 2:6, 7:67, 7:5, 6:4) | details | 27.06.2024 |
| Semi-finals | Kypson P. | Riedi L. | 1:2 (2:6, 6:3, 5:7) | details | 26.06.2024 |
| Quarter-finals | Ficovich J. P. | Riedi L. | 0:2 (0:6, 61:7) | details | 24.06.2024 |
United Kingdom: Ilkley - Singles - Qualification |
| Final | Riedi L. | Kudla D. | WO. | details | 16.06.2024 |
| Semi-finals | Riedi L. | Jasika O. | 2:0 (6:1, 6:3) | details | 16.06.2024 |
United Kingdom: Nottingham - Singles - Main |
| 1/16-finals | Riedi L. | Nava E. | 1:2 (7:66, 4:6, 3:6) | details | 11.06.2024 |
United Kingdom: Surbiton - Singles - Main |
| Final | Harris L. | Riedi L. | 2:0 (7:68, 7:5) | details | 09.06.2024 |
| Semi-finals | Riedi L. | Nakashima B. | 2:1 (6:4, 3:6, 6:1) | details | 08.06.2024 |
| Quarter-finals | Mochizuki S. | Riedi L. | 0:2 (4:6, 1:6) | details | 07.06.2024 |
| 1/8-finals | Riedi L. | Shimabukuro S. | 2:1 (5:7, 6:4, 6:4) | details | 05.06.2024 |
| 1/16-finals | Riedi L. | Stricker D. | 2:0 (7:5, 6:3) | details | 03.06.2024 |
France: French Open - Singles - Qualification |
| Quarter-finals | Riedi L. | Kukushkin M. | 0:2 (4:6, 3:6) | details | 21.05.2024 |
Czech Republic: Prague - Singles - Main |
| 1/8-finals | Riedi L. | Rocha H. | 0:2 (4:6, 4:6) | details | 09.05.2024 |
| 1/16-finals | Riedi L. | Squire H. | 2:1 (63:7, 6:4, 6:4) | details | 08.05.2024 |
Spain: Madrid - Singles - Main |
| Final | Riedi L. | Napolitano S. | 0:2 (3:6, 3:6) | details | 14.04.2024 |
| Semi-finals | Rodionov J. | Riedi L. | 1:2 (6:4, 3:6, 63:7) | details | 13.04.2024 |
| Quarter-finals | Riedi L. | Fonseca J. | 2:0 (6:3, 7:64) | details | 12.04.2024 |
| 1/8-finals | Sachko V. | Riedi L. | 0:2 (3:6, 2:6) | details | 11.04.2024 |
| 1/16-finals | Buse I. | Riedi L. | 0:2 (3:6, 5:7) | details | 09.04.2024 |
Switzerland: Lugano - Singles - Main |
| 1/16-finals | Blockx A. | Riedi L. | 2:1 (3:6, 7:66, 7:5) | details | 05.03.2024 |
France: Lille - Singles - Main |
| 1/16-finals | Rinderknech A. | Riedi L. | 2:0 (6:4, 6:4) | details | 28.02.2024 |
France: Pau - Singles - Main |
| Final | Riedi L. | Virtanen O. | 0:2 (5:7, 5:7) | details | 25.02.2024 |
| Semi-finals | Riedi L. | Chidekh C. | 2:0 (6:3, 6:3) | details | 24.02.2024 |
| Quarter-finals | Riedi L. | Prizmic D. | 2:1 (3:6, 6:2, 7:5) | details | 23.02.2024 |
| 1/8-finals | Rodionov J. | Riedi L. | 0:2 (3:6, 64:7) | details | 21.02.2024 |
| 1/16-finals | Riedi L. | Celikbilek A. | 2:0 (6:4, 6:3) | details | 20.02.2024 |
World: Davis Cup - World Group - Singles - Qualification |
| | Griekspoor T. | Riedi L. | 2:0 (7:66, 7:63) | details | 03.02.2024 |
| | Van De Zandschulp B. | Riedi L. | 0:2 (4:6, 63:7) | details | 02.02.2024 |
Belgium: Ottignies-Louvain-la-Neuve - Singles - Main |
| Final | Coric B. | Riedi L. | 0:2 (5:7, 2:6) | details | 28.01.2024 |
| Semi-finals | Riedi L. | Nakashima B. | 2:0 (6:2, 6:4) | details | 27.01.2024 |
| Quarter-finals | Riedi L. | Huesler M. | 2:0 (7:66, 7:615) | details | 26.01.2024 |
| 1/8-finals | Riedi L. | Onclin G. | 2:0 (7:5, 6:3) | details | 25.01.2024 |
| 1/16-finals | Paire B. | Riedi L. | 1:2 (6:3, 0:6, 1:6) | details | 24.01.2024 |
Belgium: Ottignies-Louvain-la-Neuve - Singles - Qualification |
| Final | Riedi L. | Squire H. | 2:1 (6:1, 3:6, 6:3) | details | 23.01.2024 |
| Semi-finals | Riedi L. | Beaupain S. | 2:0 (6:2, 6:3) | details | 22.01.2024 |
Spain: Tenerife - Singles - Main |
| 1/16-finals | Yevseyev D. | Riedi L. | 1:0 RET. (6:4, 4:1) | details | 16.01.2024 |
Portugal: Oeiras 2 - Singles - Main |
| Final | Damm M. | Riedi L. | 0:2 (66:7, 2:6) | details | 13.01.2024 |
| Semi-finals | Riedi L. | Elias G. | 2:0 (6:3, 6:3) | details | 12.01.2024 |
| Quarter-finals | Riedi L. | Moeller E. | 2:0 (6:3, 6:2) | details | 11.01.2024 |
| 1/8-finals | Riedi L. | Fanselow S. | 2:0 (6:3, 6:0) | details | 10.01.2024 |
| 1/16-finals | Riedi L. | McHugh A. | 2:0 (6:2, 6:3) | details | 09.01.2024 |
Japan: Yokkaichi - Singles - Main |
| 1/16-finals | Riedi L. | Tu L. | 0:2 (2:6, 2:6) | details | 28.11.2023 |