| 2006 U.S. Men's Clay Court Championships | |
|---|---|
| Date | April 10–17 |
| Edition | 38th |
| Category | International Series |
| Draw | 32S / 16D |
| Prize money | $355,000 |
| Surface | Clay / outdoor |
| Location | Houston, Texas, US |
| Champions | |
| Singles | |
 Mardy Fish[1] | |
| Doubles | |
 Michael Kohlmann / Alexander Waske[2] | |
The 2006 U.S. Men's Clay Court Championships was an Association of Tennis Professionals men's tennis tournament held in Houston, Texas in the United States. The event was played on outdoor clay courts and was part of the International Series of the 2006 ATP Tour. It was the 38th edition of the tournament and was held from April 10 to April 17, 2006. Unseeded Mardy Fish, who entered on a wildcard, won the singles title.
- ^ "2006 Houston – Singles draw". Association of Tennis Professionals (ATP).
- ^ "2006 Houston – Doubles draw". Association of Tennis Professionals (ATP).