| Competition: | Division Nationale |
| Dates: | 5 August 1969 – 23 June 1970 |
| Season: | 1969–70 |
| Winners: | Saint-Étienne (6th title) |
| Relegated: | Rouen |
| Continentalcup1: | European Cup |
| Continentalcup1 Qualifiers: | Saint-Étienne |
| Continentalcup2: | Cup Winners' Cup |
| Continentalcup2 Qualifiers: | Nantes |
| Continentalcup3: | Inter-Cities Fairs Cup |
| Continentalcup3 Qualifiers: | Marseille RC Paris-Sedan Angoulême |
| League Topscorer: | Hervé Revelli (28 goals) |
| Matches: | 306 |
| Total Goals: | 973 |
| Prevseason: | 1968–69 |
| Nextseason: | 1970–71 |
AS Saint-Etienne won Division 1 season 1969/1970 of the French Association Football League with 56 points.
Promoted from Division 2, who will play in Division 1 season 1970/1971
| Rank | Player | Club | Goals[1] |
|---|---|---|---|
| 1 |  Hervé Revelli | Saint-Étienne | 28 |
| 2 |  Joseph Yegba Maya | Marseille | 24 |
| 3 |  Salif Keita | Saint-Étienne | 21 |
| 4 | Philippe Piat | Strasbourg | 20 |
| 5 | Wolfgang Kaniber | Strasbourg | 19 |
| Adolf Scherer | Nîmes | ||
| 7 | André Guy | Lyon | 17 |
| Charly Loubet | Marseille | ||
| Bernard Blanchet | Nantes | ||
| Marc Molitor | Strasbourg |