| Competition: | Segunda División |
| Season: | 1929 |
| Winners: | Sevilla FC |
| Relegated: | Celta de Vigo Racing de Madrid |
| Matches: | 90 |
| Total Goals: | 335 |
| Nextseason: | 1929–30 |
The 1929 Segunda División Grupo A season saw 10 teams participate in the second flight Spanish league. There was no team promoted to Primera División. Celta and Racing de Madrid were relegated to Tercera División.
| Team | Home city | Stadium | Capacity | |
|---|---|---|---|---|
| 12.000 | ||||
| 8.000 | ||||
| - | ||||
| 6.000 | ||||
| 25.000 | ||||
| 9.000 | ||||
| - | ||||
| - | ||||
| - | ||||
| - |