| Details | |
|---|---|
| Duration | 24 January 2000 – 10 December 2000 |
| Edition | 23rd |
| Tournaments | 121 |
| Achievements (singles) | |
← 1999 2001 → | |
The ATP Challenger Series is the second tier tour for professional tennis organised by the Association of Tennis Professionals (ATP). The 2000 ATP Challenger Series calendar comprised 121 tournaments, with prize money ranging from $25,000 up to $125,000.[1][2]