| Type: | ATP Challenger |
| Sioux Falls Challenger | |
| Current: | 2024 Sioux Falls Challenger |
| Location: | Sioux Falls, South Dakota, United States |
| Prize Money: | $82,000 |
| Category: | ATP Challenger Tour |
| Surface: | Hard (indoor) |
The Sioux Falls Challenger, also known as the MarketBeat Open for sponsorship reasons, is a professional tennis tournament played on indoor hard courts. It is currently part of the ATP Challenger Tour. It was first held in Sioux Falls, South Dakota, United States in 2024.[1]