| 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]
| Date | Country | Tournament | Prizemoney | Surface | Singles champion | Doubles champions | 
|---|---|---|---|---|---|---|
| 24.01. |  Germany | Heilbronn Open Main Draw - Qualifying | $ 100,000 | Carpet (i) |  Magnus Larsson |  Jan Siemerink  John van Lottum | 
|  United States | Waikoloa Challenger Main Draw - Qualifying | $ 50,000 | Hard |  Paul Goldstein |  Jim Grabb  Richey Reneberg | |
| 31.01. |  United States | Amarillo Challenger Main Draw - Qualifying | $ 37.500 | Hard (i) |  Michael Russell |  Brian MacPhie  Michael Hill | 
|  Germany | Warsteiner Challenger Main Draw - Qualifying | $ 25,000 | Carpet (i) |  Alexander Popp |  Tomáš Cibulec  Leoš Friedl | 
| Date | Country | Tournament | Prizemoney | Surface | Singles champion | Doubles champions | 
|---|---|---|---|---|---|---|
| 06.03. |  France | Besançon Challenger Main Draw - Qualifying | $ 25,000 | Hard (i) |  Julien Boutter |  Julien Boutter  Michaël Llodra | 
|  Japan | Kyoto Challenger Main Draw - Qualifying | $ 25,000 | Carpet (i) |  Kevin Ullyett |  Martin Hromec  Tom Spinks | |
| 13.03. |  Portugal | Lisbon Challenger Main Draw - Qualifying | $ 25,000 | Clay |  David Sánchez |  João Cunha e Silva  Nuno Marques | 
|  Germany | Residenza Open Magdeburg Main Draw - Qualifying | $ 25,000 | Carpet (i) |  Sébastien Lareau |  Karsten Braasch  Dirk Dier | |
|  Ecuador | Salinas Challenger Main Draw - Qualifying | $ 25,000 | Hard |  Davide Sanguinetti |  Joan Balcells  Mauricio Hadad | |
| 20.03. |  New Zealand | Hamilton Challenger Main Draw - Qualifying | $ 25,000 | Hard |  Michael Joyce |  Neville Godwin  Michael Hill | 
| 27.03. |  Italy | Barletta Challenger | $ 25,000 | Clay |  Germán Puentes |  Petr Kovačka  Pavel Kudrnáč | 
| Date | Country | Tournament | Prizemoney | Surface | Singles champion | Doubles champions | 
|---|---|---|---|---|---|---|
| 03.04. |  Italy | Cagliari Challenger | $ 75,000 | Clay |  Andrea Gaudenzi |  Tomáš Cibulec  Leoš Friedl | 
| 10.04. |  Mexico | San Luis Potosí Challenger | $ 50,000 | Clay |  Agustín Calleri |  José de Armas  Jimy Szymanski | 
| 24.04. |  Portugal | Maia Challenger | $ 125,000 | Clay |  Andrea Gaudenzi |  Tomáš Cibulec  Leoš Friedl | 
|  Bermuda | XL Bermuda Open | $ 100,000 | Clay |  Andrew Ilie |  Leander Paes  Jan Siemerink | 
| Date | Country | Tournament | Prizemoney | Surface | Singles champion | Doubles champions | 
|---|---|---|---|---|---|---|
| 08.05. |  Slovenia | Ljubljana Challenger | $ 100,000 | Clay |  Oliver Gross |  Emilio Benfele Álvarez  Álex López Morón | 
|  United States | Birmingham Challenger | $ 50,000 | Clay |  Ronald Agénor |  Paul Kilderry  Peter Tramacchi | |
|  Uzbekistan | Fergana Challenger | $ 25,000 | Hard |  Vladimir Voltchkov |  Jonathan Erlich  Lior Mor | |
| 15.05. |  United States | Armonk Challenger | $ 50,000 | Clay |  Salvador Navarro |  Paul Kilderry  Peter Tramacchi | 
|  Israel | Jerusalem Challenger | $ 50,000 | Hard |  Kevin Ullyett |  Jeff Coetzee  Tuomas Ketola | |
|  Croatia | Zagreb Challenger | $ 50,000 | Clay |  Gastón Etlis |  Michaël Llodra  Diego Nargiso | |
|  Great Britain | Edinburgh Challenger | $ 25,000 | Clay |  Filip Dewulf |  Tommy Robredo  Michael Russell | |
|  Uzbekistan | Samarkand Challenger | $ 25,000 | Clay |  Mikhail Youzhny |  Stefano Galvani  Andrei Stoliarov | |
| 22.05. |  Hungary | Budapest Challenger I | $ 25,000 | Clay |  Edwin Kempes |  Thomas Shimada  Myles Wakefield | 
| Date | Country | Tournament | Prizemoney | Surface | Singles champion | Doubles champions | 
|---|---|---|---|---|---|---|
| 04.09. |  Austria | Graz Challenger | $ 100,000 | Clay |  Michal Tabara |  Tomáš Cibulec  Leoš Friedl | 
|  Germany | Rhein-Main Challenger | $ 37.500 | Clay |  Nicolas Coutelot |  Petr Luxa  David Škoch | |
|  Bulgaria | Sofia Challenger | $ 25,000 | Clay |  Stefano Tarallo |  Dejan Petrović  Orlin Stanoytchev | |
| 11.09. |  Austria | Linz Challenger | $ 75,000 | Clay |  Germán Puentes |  Julian Knowle  Thomas Strengberger | 
|  North Macedonia | Skopje Challenger | $ 25,000 | Clay |  Oliver Gross |  Enzo Artoni  Sergio Roitman | |
| 18.09. |  Italy | Biella Challenger | $ 100,000 | Clay |  Filippo Volandri |  Martín García  Mariano Puerta | 
|  United States | Houston Challenger | $ 50,000 | Hard |  James Blake |  Brent Haygarth  Marcos Ondruska | |
|  Romania | Brașov Challenger | $ 25,000 | Clay |  Alexandre Simoni |  Ionuț Moldovan  Yuri Schukin | |
| 25.09. |  United States | San Antonio Challenger | $ 50,000 | Hard |  Xavier Malisse |  Wesley Whitehouse  Gareth Williams | 
|  Spain | Copa Sevilla | $ 37.500 | Clay |  Tommy Robredo |  Eduardo Nicolás  Germán Puentes | 
| Date | Country | Tournament | Prizemoney | Surface | Singles champion | Doubles champions | 
|---|---|---|---|---|---|---|
| 04.12. |  Costa Rica | Costa Rica Challenger | $ 100,000 | Hard |  Antony Dupuis |  Guillermo Cañas  Adrián García | 
|  Italy | Milan Challenger | $ 50,000 | Carpet (i) |  Mosé Navarra |  George Bastl  Giorgio Galimberti | |
|  Czech Republic | Prague Challenger II | $ 25,000 | Hard (i) |  Jan Vacek |  Kristian Pless  Aisam-ul-Haq Qureshi |