See main article: 1971 Pepsi-Cola Masters.
Ilie Năstase won the singles title at the 1971 Pepsi-Cola Masters. He went undefeated in all five of his matches, and did not play Pierre Barthès because he had already clinched the title.[1]
Stan Smith was the defending champion, but lost matches in the round robin to Năstase and Jan Kodeš.
| Năstase |  Graebner | |||||||
| Ilie Năstase | 5–7, 6–4, 8–6 | – | 5–7, 6–2, 6–2 | 5–7, 7–6, 6–3 | 3–6, 6–1, 6–2 | 6–3, 6–2 | ||
| 7–5, 4–6, 6–8 | 6–3, 6–3 | 6–2, 3–6, 6–3 | 6–4, 2–6, 7–9 | 6–4, 6–3 | 7–6, 4–6, 3–6 | |||
| – | 3–6, 3–6 | 6–3, 6–4 | 4–6, 7–6, 3–6 | 7–5, 4–6, 6–3 | 6–1, 7–6 | |||
| 7–5, 2–6, 2–6 | 2–6, 6–3, 3–6 | 3–6, 4–6 | 6–4, 3–6, 6–4 | 6–4, 2–6, 7–5 | 7–6, 6–4 | |||
| 7–5, 6–7, 3–6 | 4–6, 6–2, 9–7 | 6–4, 6–7, 6–3 | 4–6, 6–3, 4–6 | 6–4, 6–4 | 3–6, 7–5, 6–3 | |||
| 6–3, 1–6, 2–6 | 4–6, 3–6 | 5–7, 6–4, 3–6 | 4–6, 6–2, 5–7 | 4–6, 4–6 | 6–4, 7–6 | |||
| 3–6, 2–6 | 6–7, 6–4, 6–3 | 1–6, 6–7 | 6–7, 4–6 | 6–3, 5–7, 3–6 | 4–6, 6–7 |
| Player | RR W-L | Sets W-L | Games W-L | Standings | |
|---|---|---|---|---|---|
| Ilie Năstase | 5–0 | 10–4 | 81–58 | 1 | |
4–2 | 10–6 | 95–84 | 2 | ||
3–3 | 9–7 | 85–80 | 3 | ||
3–3 | 8–8 | 72–83 | 4 | ||
3–2 | 6–5 | 62–59 | 5 | ||
1–5 | 5–10 | 63–81 | 6 | ||
1–5 | 3–11 | 65–81 | 7 |
Standings are determined by: 1. number of wins; 2. number of matches; 3. number of sets won; 4. number of games won; 5. in two-players-ties, head-to-head records; 6. in three-players-ties, percentage of sets won, or of games won; 7. steering-committee decision.