Rui Machado Singles (28) Singles (28)

| Edition | Round | Date_ | Against | Surface | Opponent | Result_ |
|---|---|---|---|---|---|---|
| 2007 Davis Cup Europe/Africa Group I | GI PO | 21–23 September 2007 | Netherlands | Hard | Jesse Huta Galung | 3–6, 6–3, 2–6 |
| 2008 Davis Cup Europe/Africa Group II | 1R | 11–13 April 2008 | Tunisia | Clay | Walid Jallali | 6–1, 6–1, 7–5 |
| 2008 Davis Cup Europe/Africa Group II | QF | 18–20 July 2008 | Cyprus | Clay | Photos Kallias | 6–4, 6–4, 7–5 |
| 2008 Davis Cup Europe/Africa Group II | SF | 19–21 September 2008 | Ukraine | Hard | Sergei Bubka | 3–6, 6–3, 6–7 (4–7) , 4–6 |
| 2009 Davis Cup Europe/Africa Group II | 1R | 6–8 March 2009 | Cyprus | Hard | Marcos Baghdatis | 3–6, 5–7, 4–6 |
| 2009 Davis Cup Europe/Africa Group II | GII PO | 10–12 July 2009 | Algeria | Clay | Valentin Rahmine | 6–0, 6–0, 6–0 |