| Champ: |  Yannick Noah |
| Runner: | Miloslav Mečíř |
| Score: | 6–4, 3–6, 6–2, 7–6 |
| Draw: | 64 (5/8) |
| Seeds: | 16 |
See main article: 1985 Italian Open (tennis).
Andrés Gómez was the defending champion, but lost in the first round to Jan Gunnarsson.
Yannick Noah won the title by defeating Miloslav Mečíř 6–4, 3–6, 6–2, 7–6 in the final.[1] [2]