| Competition: | NB I |
| Season: | 1971 (21.) |
| Winners: | Ferencvárosi TC (4th title) |
| Continentalcup1: | European Cup |
| Continentalcup1 Qualifiers: | Ferencvárosi TC |
| League Topscorer: | Piroska Németh |
| Prevseason: | 1970 |
| Nextseason: | 1972 |
The 1971 Nemzeti Bajnokság I is the 21st season of the Nemzeti Bajnokság I, Hungary's premier Handball league.
| Team | M | W | D | L | G+ | G− | P | Notes | |
|---|---|---|---|---|---|---|---|---|---|
| 1. | Ferencvárosi TC | 26 | 23 | 2 | 1 | 351 | 174 | 48 | 1972-73 European Cup 1/8 final |
| 2. | Bakony Vegyész | 26 | 23 | 0 | 3 | 368 | 202 | 46 | |
| 3. | Vasas SC | 26 | 20 | 1 | 5 | 325 | 207 | 41 | |
| 4. | Bp. Spartacus | 26 | 15 | 2 | 9 | 297 | 253 | 32 | |
| 5. | Tatabányai Bányász | 26 | 13 | 3 | 10 | 274 | 250 | 29 | |
| 6. | Ózdi Kohász | 26 | 11 | 4 | 11 | 278 | 284 | 26 | |
| 7. | Goldberger SE | 26 | 11 | 3 | 12 | 236 | 249 | 25 | |
| 8. | Győri Textiles | 26 | 11 | 3 | 12 | 261 | 302 | 25 | |
| 9. | Csepel SC | 26 | 8 | 8 | 10 | 272 | 278 | 24 | |
| 10. | Országos Gumiipari SC | 26 | 8 | 3 | 15 | 256 | 303 | 19 | |
| 11. | Csornai SE | 26 | 6 | 4 | 16 | 240 | 306 | 16 | |
| 12. | Pécsi Bányász | 26 | 7 | 1 | 18 | 279 | 329 | 15 | |
| 13. | Békéscsabai Kötött | 26 | 5 | 0 | 21 | 187 | 352 | 10 | Relegated to Nemzeti Bajnokság I/B |
| 14. | Savaria Cipőgyár | 26 | 3 | 2 | 21 | 248 | 383 | 8 |