| Year: | 1926 |
| Team: | Hawaii Rainbows |
| Sport: | football |
| Conference: | Independent |
| Record: | 5–4 |
| Head Coach: | Otto Klum |
| Hc Year: | 6th |
| Stadium: | Moiliili Field Honolulu Stadium |
| Prev: | 1925 |
The 1926 Hawaii Rainbows football team represented the University of Hawaiʻi (now known as the University of Hawaiʻi at Mānoa) as an independent during the 1926 college football season. Led by sixth-year head coach Otto Klum, the Rainbows compiled an overall record of 5–4.