 Sweden: M15 Kalmar - Singles - Main |
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| Quarter-finals | Rosenkranz M. | Catarina L. | 2:1 (63:7, 7:5, 6:0) | dettagli | 17.05.2024 |
| 1/8-finals | Heinonen A. | Catarina L. | 1:2 (7:5, 5:7, 1:6) | dettagli | 16.05.2024 |
| 1/16-finals | Eriksson S. | Catarina L. | 0:2 (4:6, 4:6) | dettagli | 15.05.2024 |
| Sweden: M25 Varnamo - Singles - Main |
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| Quarter-finals | Lavagno E. | Catarina L. | 2:0 (6:2, 6:2) | dettagli | 10.05.2024 |
| 1/8-finals | Alimli M. | Catarina L. | 0:2 (2:6, 3:6) | dettagli | 09.05.2024 |
| 1/16-finals | Trinker J. | Catarina L. | 0:2 (3:6, 64:7) | dettagli | 08.05.2024 |
 Tunisia: M15 Monastir 18 - Singles - Main |
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| 1/16-finals | Kumasaka T. | Catarina L. | 2:1 (63:7, 6:2, 7:5) | dettagli | 01.05.2024 |
 Monaco: Monte Carlo - Singles - Qualification |
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| Semi-finals | Catarina L. | Vukic A. | 0:2 (2:6, 4:6) | dettagli | 06.04.2024 |
 World: Davis Cup - World Group II - Singles - Main |
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| | Catarina L. | Guillen Meza A. | CAN. | dettagli | 16.09.2023 |
| | Catarina L. | Gomez E. | 2:1 (6:3, 3:6, 7:5) | dettagli | 15.09.2023 |
 Netherlands: M15 Haren - Singles - Main |
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| 1/16-finals | Bolla A. | Catarina L. | 1:1 RET. (4:6, 7:5, 0:0) | dettagli | 06.09.2023 |
 United Kingdom: M25 Nottingham 4 - Singles - Main |
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| 1/8-finals | Catarina L. | Rosenkranz M. | 1:2 (7:62, 1:6, 3:6) | dettagli | 12.07.2023 |
| 1/16-finals | Catarina L. | Jones B. | 2:0 (6:3, 6:3) | dettagli | 11.07.2023 |
 Argentina: Santa Fe - Singles - Main |
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| 1/16-finals | Kuzuhara B. | Catarina L. | 2:0 (6:2, 6:4) | dettagli | 03.07.2023 |
| Argentina: M25 Rosario-Santa Fe - Singles - Main |
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| Quarter-finals | Catarina L. | Vallejo D. | 1:2 (6:3, 4:6, 0:6) | dettagli | 30.06.2023 |
| 1/8-finals | Catarina L. | Tosetto R. | 2:1 (4:6, 6:2, 6:0) | dettagli | 29.06.2023 |
| 1/16-finals | Catarina L. | Villalon N. | 2:0 (6:1, 6:0) | dettagli | 28.06.2023 |
| Sweden: M15 Kalmar - Singles - Main |
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| Final | Dahlin M. | Catarina L. | 1:2 (1:6, 6:3, 612:7) | dettagli | 21.05.2023 |
| Semi-finals | Catarina L. | Visker N. | 2:0 (6:1, 6:4) | dettagli | 20.05.2023 |
| Sweden: M25 Varnamo - Singles - Main |
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| Quarter-finals | Madaras N. | Catarina L. | 2:0 (6:0, 6:4) | dettagli | 12.05.2023 |
| 1/8-finals | Colson T. | Catarina L. | 0:2 (5:7, 4:6) | dettagli | 11.05.2023 |
| Monaco: Monte Carlo - Singles - Qualification |
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| Semi-finals | Catarina L. | Humbert U. | 0:2 (68:7, 4:6) | dettagli | 08.04.2023 |
 Greece: M15 Heraklion 2 - Singles - Main |
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| Final | Catarina L. | Gima S. | 2:0 (6:3, 6:2) | dettagli | 26.03.2023 |
| Semi-finals | Catarina L. | Moller E. | 2:0 (6:2, 6:1) | dettagli | 25.03.2023 |
| Quarter-finals | Catarina L. | Picchione A. | 2:0 (6:2, 6:3) | dettagli | 24.03.2023 |
| 1/8-finals | Catarina L. | Ellouck R. | 2:0 (6:2, 6:3) | dettagli | 23.03.2023 |
| 1/16-finals | Catarina L. | Xilas I. | 2:0 (6:3, 7:5) | dettagli | 22.03.2023 |
| Greece: M15 Heraklion - Singles - Main |
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| Final | Catarina L. | Musitelli F. | 2:0 (6:3, 6:2) | dettagli | 19.03.2023 |
| Semi-finals | Catarina L. | Kimhi O. | 2:0 (6:4, 6:3) | dettagli | 18.03.2023 |
| Quarter-finals | Catarina L. | Pontjodikromo S. | 2:0 (6:3, 6:1) | dettagli | 17.03.2023 |
| 1/8-finals | Catarina L. | Brown P. | 2:0 (6:1, 6:3) | dettagli | 16.03.2023 |
| 1/16-finals | Catarina L. | Skorilas A. | 2:1 (6:1, 3:6, 6:3) | dettagli | 15.03.2023 |
 France: M15 Creteil - Singles - Main |
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| Semi-finals | Lamasine T. | Catarina L. | 2:1 (0:6, 6:3, 6:2) | dettagli | 11.03.2023 |
| Quarter-finals | Ghibaudo A. | Catarina L. | 0:2 (3:6, 3:6) | dettagli | 10.03.2023 |
| 1/8-finals | Beauge M. | Catarina L. | 0:2 (2:6, 3:6) | dettagli | 09.03.2023 |
| 1/16-finals | Pierre H. | Catarina L. | 0:2 (63:7, 4:6) | dettagli | 08.03.2023 |
| Tunisia: M15 Monastir 8 - Singles - Main |
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| Final | Kasnikowski M. | Catarina L. | 2:0 (6:4, 6:0) | dettagli | 26.02.2023 |
| Semi-finals | Picchione A. | Catarina L. | 1:2 (1:6, 7:64, 5:7) | dettagli | 25.02.2023 |
| Quarter-finals | Roncadelli F. | Catarina L. | 0:2 (2:6, 1:6) | dettagli | 24.02.2023 |
| 1/8-finals | Aubriot A. | Catarina L. | 0:2 (2:6, 64:7) | dettagli | 23.02.2023 |
| 1/16-finals | Campana Lee G. | Catarina L. | 0:2 (64:7, 1:6) | dettagli | 22.02.2023 |
| Tunisia: M15 Monastir 7 - Singles - Main |
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| Final | Catarina L. | Rottoli L. | 1:2 (6:2, 4:6, 4:6) | dettagli | 19.02.2023 |
| Semi-finals | Peliwo F. | Catarina L. | 0:2 (4:6, 0:6) | dettagli | 18.02.2023 |
| Quarter-finals | Catarina L. | Yamanaka T. | 2:0 (6:3, 6:4) | dettagli | 17.02.2023 |
| 1/8-finals | Catarina L. | Bailly G. A. | 2:0 (7:5, 6:2) | dettagli | 16.02.2023 |
| 1/16-finals | Catarina L. | Chen K. Y. | 2:0 (6:3, 6:4) | dettagli | 14.02.2023 |