| ATP - Apr 20 | ||
| 1 | Jannik Sinner | 13350 |
| 2 | Carlos Alcaraz | 12960 |
| 3 | Alexander Zverev | 5255 |
| 4 | Novak Djokovic | 4710 |
| 5 | Felix Auger-Aliassime | 4100 |
| 6 | Ben Shelton | 4070 |
| 7 | Taylor Fritz | 3870 |
| 8 | Alex de Minaur | 3845 |
| 9 | Lorenzo Musetti | 3715 |
| 10 | Daniil Medvedev | 3560 |
| ATP No. 1 History | ||
| WTA - Apr 20 | ||
| 1 | Aryna Sabalenka | 10895 |
| 2 | Elena Rybakina | 8500 |
| 3 | Coco Gauff | 7279 |
| 4 | Iga Swiatek | 7273 |
| 5 | Jessica Pegula | 6136 |
| 6 | Amanda Anisimova | 5995 |
| 7 | Elina Svitolina | 3910 |
| 8 | Mirra Andreeva | 3746 |
| 9 | Jasmine Paolini | 3722 |
| 10 | Victoria Mboko | 3531 |
| WTA No. 1 History | ||