The 1971–72 Nationalliga A season was the 34th season of the Nationalliga A, the top level of ice hockey in Switzerland. Eight teams participated in the league, and HC La Chaux-de-Fonds won the championship.
First round Pl. Team GP W T L GF–GA Pts 1. HC La Chaux-de-Fonds 14 12 1 1 99:30 25 2. HC Lugano 14 9 0 5 56:44 183. EHC Kloten 14 8 0 6 76:58 164. HC Servette Genève 14 8 0 6 55:40 16 5. SC Langnau 14 8 0 6 55:66 16 6. HC Ambrì-Piotta 14 7 1 6 58:51 157. EHC Visp 14 3 0 11 36:73 68. HC Sierre 14 0 0 14 31:104 0
Final round Pl. Team GP W T L GF–GA Pts (B) 1. HC La Chaux-de-Fonds 8 7 0 1 49:21 17(3) 2. EHC Kloten 8 4 1 3 47:36 10(1)3. HC Servette Genève 8 4 1 3 43:37 9(0)4. HC Lugano 8 2 0 6 30:45 6(2) 5. SC Langnau 8 2 0 6 28:58 4(0)
Relegation Pl. Team GP W T L GF–GA Pts (B) 1. HC Ambrì-Piotta 8 4 3 1 36:24 13(2)2. HC Sierre 8 4 1 3 33:32 9(0)3. EHC Visp 8 1 2 5 19:32 5(1)
External links Championnat de Suisse 1971/72