| Mad Mouse | |
| Location: | Valleyfair |
| Type: | Steel |
| Type2: | Wild Mouse |
| Status: | Open |
| Opened: | May 8, 1999 |
| Manufacturer: | Arrow Dynamics |
| Model: | Mad Mouse |
| Track: | Wild Mouse |
| Lift: | Chain lift hill |
| Height Ft: | 50 |
| Length Ft: | 1257 |
| Speed Mph: | 30 |
| Inversions: | 0 |
| Duration: | 1:30 |
| Capacity: | 1000 |
| Restriction In: | 44 |
| Trains: | 8 |
| Carspertrain: | 1 |
| Rowspercar: | 2 |
| Ridersperrow: | 2 |
| Virtual Queue Name: | Fast Lane |
| Virtual Queue Image: | Cedar_Fair_Fast_Lane_availability_icon.svg |
| Virtual Queue Status: | available |
| Rcdb Number: | 547 |
Mad Mouse is a steel wild mouse roller coaster located at Valleyfair in Shakopee, Minnesota, U.S. It was manufactured by Arrow Dynamics and opened on May 8, 1999 as a replacement for the similar coaster Rails, which was eventually moved to Jolly Roger Amusement Park in Maryland in 1998. The ride's track and supports were designed by Ride Centerline.[1]