Genbun (元文) was a Japanese era name (年号,, nengō,; lit. "year name"), also Gembun, after Kyōhō and before Kanpō. This period started in April 1736 and ended in February 1741. During this time, the emperor was Sakuramachi-tennō (桜町天皇).

| Genbun | 1st | 2nd | 3rd | 4th | 5th | 6th |
|---|---|---|---|---|---|---|
| 1736 | 1737 | 1738 | 1739 | 1740 | 1741 |
| Preceded by: Kyōhō |
Era or nengō: Genbun |
Succeeded by: Kanpō |