| Date: | July 15–21 |
| Edition: | 17th |
| Category: | Grand Prix |
| Prize Money: | $210,000 |
| Draw: | 56S / 28D |
| Surface: | Clay / outdoor |
| Location: | Washington, D.C., United States |
| Venue: | Rock Creek Park |
| Champs: |  Yannick Noah[1] |
| Before Name: | Sovran Bank Classic |
| Main Name: | Washington Open (tennis) Washington Open |
The 1985 D.C. National Bank Classic was a men's tennis tournament and was played on outdoor green clay courts. The event was part of the 1985 Grand Prix circuit. It was the 17th edition of the tournament and was held at Rock Creek Park in Washington, D.C. from July 15 through July 21, 1985. Third-seeded Yannick Noah won the singles title and earned $35,700 first-prize money.[2]
Yannick Noah defeated 
Martín Jaite 6–4, 6–3
Hans Gildemeister / Víctor Pecci defeated 
David Graham / 
Balázs Taróczy 6–3, 1–6, 6–4