| Romaji: | Ganso Tensai Bakabon |
| Japanese: | 元祖天才バカボン |
| English: | None |
| Score: | 58% (161) |
| Popularity: | 586 |
| Rank: | 9 |
| Type: | TV |
| Episodes: | 103 |
| Duration: | 24 min |
| Broadcast: | 6/10/1975 to 26/9/1977 |
| Status: | Finished |
| Source: | N/A |
| Studios: | Tokyo Movie Shinsha |
| Season: | Fall |
A comedy about a former genius who has now become very eccentric and senile. His family deals with all the crazy problems he and his old friends cause around the neighborhood.
| Prequel: | Tensai Bakabon |
| Parent: | Bakabon Osomatsu no Curry wo Tazunete Sanzenri |
| Adaptation: | Tensai Bakabon |