2017–18 ISU Challenger Series
The 2017–18 ISU Challenger Series was held from September to December 2017. It was the fourth season that the ISU Challenger Series, a group of senior-level international figure skating competitions, was held.
Competitions
This season, the series included the following events.| Date | Event | Location | Results |
| September 13–17 |  Challenger Series rankingsThe ISU Challenger Series rankings were formed by combining the two highest final scores of each skater or team. |