Campaign finance data for Wisconsin's 8th Congressional District: 5 candidates raised $5.5M.
| # | Candidate | Party | Raised | Spent |
|---|---|---|---|---|
| 1 | LYERLY, KRISTIN | DEM | $2.8M | $2.8M |
| 2 | WIED, TONY | REP | $1.6M | $1.6M |
| 3 | ROTH, ROGER JAMES JR. | REP | $776K | $776K |
| 4 | JACQUE, ANDRE | REP | $264K | $264K |
| 5 | EISENHEIM, ERIK BRIAN MR. | DEM | $12K | $12K |