| 2019 IndyCar season | |
|---|---|
| NTT IndyCar Series | |
| Season | |
| Races | 17 |
| Start date | March 10 |
| End date | September 22 |
| Awards | |
| Drivers' champion |  Josef Newgarden |
| Manufacturers' Cup |  Honda |
| Rookie of the Year |  Felix Rosenqvist |
| Indianapolis 500 winner |  Simon Pagenaud |
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Josef Newgarden (left) won his second Driver's Championship while Simon Pagenaud (right) finished second in the championship.
The 2019 NTT IndyCar Series was the 24th season of the IndyCar Series and the 108th official championship season of American open wheel racing. The premier event was the 2019 Indianapolis 500, with Will Power entering as the defending winner. Honda entered as the defending Manufacturers' Cup champion. Scott Dixon entered the season as the defending National Champion.
Josef Newgarden won his second Drivers' Championship, while Honda won the Manufacturers' Championship for the second year in a row, and it was the manufacturer's first championship of the Reiwa era. Rookie of the Year honors went to Felix Rosenqvist.