US Open Series
| US Open Series | |
|---|---|
| 2023 US Open Series | |
| Defunct tennis tournament | |
| Founded | 2004 |
| Abolished | 2023 |
| Location | United States |
| Surface | Hard-court |
| Website | USOpenSeries.com |
The US Open Series was the name given by the United States Tennis Association (USTA) to a series of North American professional tennis tournaments leading up to and including the US Open. It was part of the "North American hard-court season".