| 2013 Proton Malaysian Open | |
|---|---|
| Date | 23–29 September |
| Edition | 5th |
| Category | World Tour 250 series |
| Draw | 28S / 16D |
| Prize money | $857,500 |
| Surface | Hard |
| Location | Kuala Lumpur, Malaysia |
| Champions | |
| Singles | |
 João Sousa[1] | |
| Doubles | |
 Eric Butorac /  Raven Klaasen[2] | |
The 2013 Proton Malaysian Open was a professional tennis tournament played on hard courts. It was the fifth edition of the tournament, and part of the 2013 ATP World Tour. It took place in Kuala Lumpur, Malaysia between 23 and 29 September 2013.
- ^ "2013 Kuala Lumpur – Singles draw". Association of Tennis Professionals (ATP).
- ^ "2013 Kuala Lumpur – Doublesdraw". Association of Tennis Professionals (ATP).