| 1998 U.S. Men's Clay Court Championships | |
|---|---|
| Date | April 20–27 |
| Edition | 30th |
| Category | World Series |
| Draw | 32S / 16D |
| Prize money | $264,250 |
| Surface | Clay / outdoor |
| Location | Orlando, Florida, U.S. |
| Champions | |
| Singles | |
 Jim Courier[1] | |
| Doubles | |
 Grant Stafford /  Kevin Ullyett[2] | |
The 1998 U.S. Men's Clay Court Championships was an Association of Tennis Professionals men's tennis tournament held in Orlando, Florida in the United States and played on outdoor clay courts that was part of the World Series of the 1998 ATP Tour. It was the 30th edition of the tournament and was held from April 20 to April 27, 1998. Third-seeded Jim Courier won the singles title.
- ^ "1998 Orlando – Singles draw". Association of Tennis Professionals (ATP).
- ^ "1998 Orlando – Doubles draw". Association of Tennis Professionals (ATP).