The 1963 1. divisjon was the 19th completed season of top division football in Norway.
This was the first regular season were all the top flight teams played in the same group.
It was contested by 10 teams, and Brann won their second consecutive championship title.
Lyn lead the table after 9 games, and qualified for the 1963–64 European Cup.
Steinkjer and Gjøvik-Lyn finished 9th and 10th and were relegated to the 2. divisjon.