| 2000 ATP Buenos Aires | |
|---|---|
| Date | November 20 – November 27 |
| Edition | 28th |
| Champions | |
| Singles | |
 Guillermo Coria | |
| Doubles | |
| Pablo Albano / Lucas Arnold Ker | |
The 2000 ATP Buenos Aires was an ATP Challenger Series tennis tournament held in Buenos Aires, Argentina. The tournament was held from November 20 to November 27.
Guillermo Coria defeated 
Alberto Berasategui 6–1, 4–6, 6–4
Pablo Albano / Lucas Arnold Ker defeated Sergio Roitman / Andrés Schneiter 6–3, 4–6, 6–2
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