| Competition: | 2. divisjon |
| Season: | 1964 |
| Winners: | Odd (Group A) Steinkjer (Group B) |
| Promoted: | Odd Steinkjer |
| Relegated: | Fram Larvik Haugar Strømmen Greåker |
| Continentalcup1: | Cup Winners' Cup |
| Continentalcup1 Qualifiers: | Rosenborg |
| Prevseason: | 1963 |
| Nextseason: | 1965 |
The 1964 2. divisjon was the second Norwegian national second-tier football league season.
The league was contested by 16 teams, divided into two groups; A and B.[1] The winners of group A and B were promoted to the 1965 1. divisjon. The two lowest placed teams in both groups were relegated to the 3. divisjon.
Odd won group A with 20 points. Steinkjer won group B with 21 points. Both teams were promoted to the 1965 1. divisjon.