| Champ: |  Dominic Thiem |
| Runner: | Roger Federer |
| Score: | 3–6, 6–3, 7–5 |
| Draw: | 96 (12 / 5) |
| Seeds: | 32 |
| Before Name: | BNP Paribas Open – Men's singles |
| After Name: | BNP Paribas Open – Men's singles |
| After Year: | 2021 |
| Main Name: | Indian Wells Masters |
See main article: 2019 BNP Paribas Open.
Dominic Thiem defeated Roger Federer in the final, 3–6, 6–3, 7–5 to win the men's singles tennis title at the 2019 Indian Wells Masters. It was his maiden ATP Tour Masters 1000 title, and he became the first Austrian to win a Masters title since Thomas Muster won the 1997 Miami Open.
Juan Martín del Potro was the reigning champion,[1] but withdrew due to a knee injury before the tournament.[2]
All seeds received a bye into the second round.
]