2015 U.S. Men's Clay Court Championships
The 2015 U.S. Men's Clay Court Championships was a tennis tournament played on outdoor clay courts. It was the 47th edition of the U.S. Men's Clay Court Championships, and an ATP World Tour 250 event on the 2015 ATP World Tour. It took place at River Oaks Country Club in Houston, Texas, United States, from April 6 through April 12, 2015.Seeds
- Rankings are as of March 23, 2015.
Other entrants
The following players received wildcards into the main draw:
The following players received entry via the qualifying draw:
;Before the tournament
Seeds
- Rankings are as of March 23, 2015.
Other entrants
The following pair received wildcards into the doubles main draw:
The following pairs received entry as alternates:
;Before the tournament
Singles
