2015 ATP Challenger Tour

The ATP Challenger Tour, in 2015 was the secondary professional tennis circuit organized by the ATP. The 2015 ATP Challenger Tour calendar comprised 166 tournaments, with prize money ranging from $40,000 up to $220,000. It was the 38th edition of challenger tournaments cycle, and 7th under the name of Challenger Tour.

Schedule
This is the complete schedule of events on the 2015 calendar, with player progression documented from the quarterfinals stage.

Statistical information
These tables present the number of singles (S) and doubles (D) titles won by each player and each nation during the season. The players/nations are sorted by:
 * 1) Total number of titles (a doubles title won by two players representing the same nation counts as only one win for the nation);
 * 2) A singles > doubles hierarchy;
 * 3) Alphabetical order (by family names for players).

Titles won by nation

 * Aljaž Bedene started representing Great Britain in March, he won one title whilst representing Slovenia.

Point distribution
Points are awarded as follows: