| Competition: | 1. Liga |
| Season: | 1962–63 |
| Winners: | 1. Liga champions: FC Solothurn Group West: Etoile Carouge Group Cenral: FC Solothurn Group South and East: FC Locarno |
| Promoted: | FC Solothurn Etoile Carouge |
| Relegated: | Group West: FC Monthey FC Sierre Group Central: FC Breite Basel FC Lengnau Group South and East: FC Solduno FC Bülach |
| Matches: | 3 times 156 and 1 decider plus 6 play-offs |
| Prevseason: | 1961–62 |
| Nextseason: | 1963–64 |
The 1962–63 1. Liga season was the 31st season of the 1. Liga since its creation in 1931. At this time, the 1. Liga was the third-tier of the Swiss football league system and it was the highest level of total amateur football. At this time the clubs in the two higher divisions in Switzerland were beginning to employ professional or moreover semi-professional players.
There were 39 teams competing in the 1. Liga 1962–63 season. They were divided into three regional groups, each group with 13 teams. Within each group, the teams would play a double round-robin to decide their league position. Two points were awarded for a win. The three group winners then contested a play-off round to decide the two promotion slots. The last two placed teams in each group were relegated to the 2. Liga (fourth tier).
| Club | Based in | Canton | Stadium | Capacity |
|---|---|---|---|---|
| Étoile Carouge FC | Carouge | Stade de la Fontenette | ||
| FC Le Locle[1] | Le Locle | Installation sportive - Jeanneret | ||
| ES FC Malley | Malley | Centre sportif de la Tuilière | ||
| FC Martigny-Sports | Martigny | Stade d'Octodure | ||
| FC Monthey | Monthey | Stade Philippe Pottier | ||
| FC Forward Morges[2] | Morges | Parc des Sports | ||
| FC Raron[3] | Raron | Sportplatz Rhoneglut | ||
| FC Renens[4] | Renens | Zone sportive du Censuy | ||
| FC Sierre[5] | Sierre | Complexe Ecossia | ||
| FC Stade Lausanne | Ouchy, Lausanne | Centre sportif de Vidy | ||
| FC Versoix[6] | Versoix | Centre sportif de la Bécassière | ||
| Xamax | Neuchâtel | Stade de la Maladière | ||
| Yverdon-Sport FC | Yverdon-les-Bains | Stade Municipal | ||
The decider match for the group winners was played on 22 June at Stade de Frontenex in Genève. Etoile Carouge won and advanced to play-offs. Versoix remained in the division.
| Club | Based in | Canton | Stadium | Capacity |
|---|---|---|---|---|
| FC Alle | Alle | Centre Sportif Régional | ||
| FC Breite Basel[7] | Basel | Stadion Schützenmatte / Landhof | / | |
| SC Burgdorf[8] | Burgdorf | Stadion Neumatt | ||
| FC Concordia Basel | Basel | Stadion Rankhof | ||
| SR Delémont | Delémont | La Blancherie | ||
| FC Emmenbrücke | Emmen | Stadion Gersag | ||
| FC Gerlafingen[9] | Gerlafingen | Kirchacker | ||
| FC Langenthal[10] | Langenthal | Rankmatte | ||
| FC Lengnau[11] | Lengnau | Moos Lengnau BE | ||
| FC Nordstern Basel | Basel | Rankhof | ||
| BSC Old Boys | Basel | Stadion Schützenmatte | ||
| FC Solothurn | Solothurn | Stadion FC Solothurn | ||
| FC Wohlen | Wohlen | [12] | ||
| Club | Based in | Canton | Stadium | Capacity |
|---|---|---|---|---|
| FC Baden | Baden | Esp Stadium | ||
| FC Blue Stars Zürich[13] | Zürich | Hardhof | ||
| FC Bülach | Bülach | Stadion Erachfeld | ||
| FC Dietikon[14] | Dietikon | Fussballplatz Dornau | ||
| FC Küsnacht[15] | Küsnacht | Sportanlage Heslibach | ||
| FC Locarno | Locarno | |||
| FC Rapid Lugano[16] | Lugano | Cornaredo Stadium | ||
| FC Oerlikon/Polizei ZH[17] | Oerlikon (Zürich) | Sportanlage Neudorf | ||
| FC Red Star Zürich | Zürich | Allmend Brunau | ||
| FC Solduno[18] | Locarno | Campo Morettina / Stadio del Lido | / | |
| FC St. Gallen | St. Gallen | Espenmoos | ||
| FC Wettingen | Wettingen | Stadion Altenburg | ||
| FC Vaduz | Vaduz | Liechtenstein | Rheinpark Stadion | |
The three group winners played single a round-robin for the two promotion slots and for the championship.
A replay round-robin was required, due to the egality of the teams FC Solothurn became 1. Liga champions. The champions and the runners-up Etoile Carouge were promoted to 1963–64 Nationalliga B.