Marcos Giron leads 3 to 2 over 5 singles meetings since 2024. Last meeting on 21/10/2025 at Swiss Indoors Basel - Basel.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 21/10/2025 | Swiss Indoors Basel - Basel | Round 1 | indoor hard | Shapovalov | 7-6(3) 0-6 6-7(4) |
| 07/04/2025 | Monte-Carlo Rolex Masters - Monte-Carlo | Round 1 | clay | Giron | 6-3 6-6 |
| 28/02/2025 | Abierto Mexicano Telcel - Acapulco | Quarter-final | hard | Shapovalov | 4-6 6-3 6-2 |
| 08/01/2025 | Adelaide International - Adelaide | Round 2 | hard | Giron | 7-5 4-2 |
| 01/04/2024 | US Men's Clay Court Championship - Houston | Round 1 | clay | Giron |
| indoor hard | Giron 0 - 1 Shapovalov |
| clay | Giron 2 - 0 Shapovalov |
| hard | Giron 1 - 1 Shapovalov |
| 2025 | Giron 2 - 2 Shapovalov |
| 2024 | Giron 1 - 0 Shapovalov |
150 wins, 160 losses since 2021 (48.4%).
Last matches: D D D D D
157 wins, 125 losses since 2021 (55.7%).
Last matches: D V D V V
Marcos Giron leads 3 to 2 over 5 singles meetings since 2024.
On 21/10/2025, at Swiss Indoors Basel - Basel (Round 1): Denis Shapovalov won 7-6(3) 0-6 6-7(4).