2025 ATP Challenger Tour
The Association of Tennis Professionals Challenger Tour in 2025 was the secondary professional tennis circuit organized by the ATP. The 2025 ATP Challenger Tour calendar comprised 217 tournaments with prize money ranging from $60,000 up to $250,000. It was the 48th edition of Challenger tournaments cycle and 17th under the name of Challenger Tour.
Schedule
This was the complete schedule of events on the 2025 calendar, with player progression documented from the quarterfinals stage.August
Cancelled tournaments
The following tournaments were formally announced by the ATP before being cancelled.| Week of | Tournament |
| January 20 | BW Open Ottignies-Louvain-la-Neuve, Belgium Hard – Challenger 125 |
| March 24 | Querétaro Challenger Querétaro, Mexico Hard – Challenger 125 |
| March 24 | Hamilton Challenger Hamilton, Bermuda Clay – Challenger 75 |
| September 15 | Sibiu Open Sibiu, Romania Clay – Challenger 50 |
Statistical information
These tables present the number of singles and doubles total number of titles a singles > doubles hierarchy; 3) alphabetical order.The ATP announced in March 2022 that players representing Russia or Belarus would not be able to compete under their respective country's flag due to the 2022 Russian invasion of Ukraine. These players competed under no nationality, and any titles won by these players weren't counted towards a country's tally of total titles.