The 1990–91 NLA season was the 53rd regular season of the Nationalliga A, the main professional ice hockey league in Switzerland.
| Team | GP | W | L | T | GF | GA | Pts | |
|---|---|---|---|---|---|---|---|---|
| 1. | SC Bern | 36 | 28 | 2 | 6 | 177 | 81 | 62 |
| 2. | HC Lugano | 36 | 26 | 6 | 4 | 172 | 94 | 56 |
| 3. | EHC Kloten | 36 | 22 | 11 | 3 | 180 | 128 | 47 |
| 4. | HC Fribourg-Gottéron | 36 | 19 | 15 | 2 | 167 | 147 | 40 |
| 5. | HC Ambri-Piotta | 36 | 15 | 19 | 2 | 155 | 175 | 32 |
| 6. | Zürcher SC | 36 | 12 | 19 | 5 | 138 | 165 | 29 |
| 7. | EHC Biel | 36 | 10 | 18 | 8 | 151 | 173 | 28 |
| 8. | EV Zug | 36 | 10 | 18 | 5 | 136 | 179 | 25 |
| 9. | HC Sierre | 36 | 9 | 21 | 6 | 133 | 189 | 24 |
| 10. | EHC Olten | 36 | 8 | 27 | 1 | 111 | 189 | 17 |
Note: G = Goals; A = Assists; Pts = Points
| Player | Team | G | A | Pts |
|---|---|---|---|---|
| Vyacheslav Bykov | HC Fribourg-Gottéron | 32 | 51 | 83 |
| Andrei Khomutov | HC Fribourg-Gottéron | 42 | 39 | 81 |
| Kent Nilsson | EHC Kloten | 36 | 38 | 74 |
| Peter Jaks | HC Ambri-Piotta | 35 | 34 | 69 |
| Mike Bullard | HC Ambri-Piotta | 37 | 30 | 67 |
| Mats Näslund | HC Lugano | 27 | 28 | 55 |
| Kelly Glowa | HC Sierre | 33 | 18 | 51 |
| Mike Richard | Zürcher SC | 28 | 23 | 51 |
| Normand Dupont | EHC Biel | 23 | 26 | 49 |
| Jörg Eberle | HC Lugano | 28 | 17 | 45 |
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Note: G = Goals; A = Assists; Pts = Points
| Player | Team | G | A | Pts |
|---|---|---|---|---|
| Andrei Khomutov | HC Fribourg-Gottéron | 13 | 12 | 25 |
| Vyacheslav Bykov | HC Fribourg-Gottéron | 8 | 14 | 22 |
| Patrick Howald | SC Bern | 7 | 6 | 13 |
| Reijo Ruotsalainen | SC Bern | 5 | 8 | 13 |
| Alfred Lüthi | HC Lugano | 6 | 6 | 12 |