1948 Hawaii Rainbows football team

The 1948 Hawaii Rainbows football team represented the University of Hawaiʻi as an independent during the 1948 college football season. In their fourth season under head coach Tom Kaulukukui, the Rainbows compiled a 7–4–1 record.

Hawaii was ranked at No. 162 in the final Litkenhous Difference by Score System ratings for 1948.