# 1971 USLTA Indoor Circuit

The 1971 USLTA Indoor Circuit, also known as the U.S. Indoor Winter Circuit, was a professional tennis circuit held in the United States that year. It consisted of six tournaments and was organized by Bill Riordan and sanctioned by the United States Lawn Tennis Association (USLTA). A $40,000 bonus pool was made available via the circuit sponsor Gillette for the top 10 points finishers. Total prize money for the tour, including the bonus, was $220,000.

## Schedule
### January

| Week of | Tournament | Champion | Runner-up | Semifinalists | Quarterfinalists |
| 25 Jan | Midlands International Omaha, Nebraska, US $15,000 - Carpet (i) – 16S/8D | Ilie Năstase 6–4, 6–3, 6–1 | Cliff Richey | Thomaz Koch Jim McManus | Tom Gorman Frank Froehling Haroon Rahim Dick Stockton |
| 25 Jan | Midlands International Omaha, Nebraska, US $15,000 - Carpet (i) – 16S/8D | Clark Graebner Thomaz Koch 6–4, 4–6, 6–4 | Jim McManus Jim Osborne | Thomaz Koch Jim McManus | Tom Gorman Frank Froehling Haroon Rahim Dick Stockton |

### February

| Week of | Tournament | Champion | Runner-up | Semifinalists | Quarterfinalists |
| 4 Feb | Pontiac International Washington D.C., US $6,500 – carpet (i) – 16S | Jaime Fillol 6–1, 3–6, 6–4, 6–7, 6–4 | Thomaz Koch | Cliff Richey Manuel Orantes | Richard Russell Steve Fiske Patricio Cornejo Haroon Rahim |
| 9 Feb | Clean Air Classic Hawthorne, New Jersey, US New York City, New York, US $30,000 – carpet (i) – 32S/16D | Željko Franulović 6–2, 5–7, 6–4, 7–5 | Clark Graebner | Thomaz Koch Ilie Năstase | Jim Osborne Haroon Rahim Tom Gorman Cliff Richey |
| 9 Feb | Clean Air Classic Hawthorne, New Jersey, US New York City, New York, US $30,000 – carpet (i) – 32S/16D | Juan Gisbert, Sr. Manuel Orantes 7–6, 6–2 | Jimmy Connors Haroon Rahim | Thomaz Koch Ilie Năstase | Jim Osborne Haroon Rahim Tom Gorman Cliff Richey |
| 20 Feb | U.S. National Indoor Championships Salisbury, Maryland, US $50,000 – hard – 64S/32D | Clark Graebner 2–6, 7–6, 1–6, 7–6, 6–0 | Cliff Richey | Haroon Rahim Gerald Battrick | Jaime Fillol Clark Graebner Manuel Orantes Tom Gorman |
| 20 Feb | U.S. National Indoor Championships Salisbury, Maryland, US $50,000 – hard – 64S/32D | Juan Gisbert, Sr. Manuel Orantes 7–6, 6–2 | Clark Graebner Thomaz Koch | Haroon Rahim Gerald Battrick | Jaime Fillol Clark Graebner Manuel Orantes Tom Gorman |
| 25 Feb | Macon International Macon, Georgia, US $25,000 – carpet (i) – 42S/22D | Željko Franulović 6–4, 7–5, 5–7, 3–6, 7–6$^{(5–4)}$ | Ilie Năstase | Clark Graebner Jaime Fillol | Edison Mandarino Tom Edlefsen Juan Gisbert, Sr. Tom Gorman |
| 25 Feb | Macon International Macon, Georgia, US $25,000 – carpet (i) – 42S/22D | Clark Graebner Thomaz Koch 6–3, 6–3 | Željko Franulović Jan Kodeš | Clark Graebner Jaime Fillol | Edison Mandarino Tom Edlefsen Juan Gisbert, Sr. Tom Gorman |

### March

| Week of | Tournament | Champion | Runner-up | Semifinalists | Quarterfinalists |
| 1 Mar | National Indoor Championships Hampton, Virginia, US $35,000 – carpet (i) – 32S/16D Singles – Doubles | Ilie Năstase 7–5, 6–4, 7–6$^{(5–0)}$ | Clark Graebner | Željko Franulović Ion Țiriac | Frank Froehling Jaime Fillol Jan Kodeš Thomaz Koch |
| 1 Mar | National Indoor Championships Hampton, Virginia, US $35,000 – carpet (i) – 32S/16D Singles – Doubles | Ilie Năstase Ion Țiriac 6–4, 4–6, 7–5 | Clark Graebner Thomaz Koch | Željko Franulović Ion Țiriac | Frank Froehling Jaime Fillol Jan Kodeš Thomaz Koch |

## Bonus pool

| Rank | Player | Bonus |
| 1. | Clark Graebner | $10,000 |
| 2. | Ilie Năstase | $7,500 |
| 3. | Željko Franulović | $5,000 |