| Cape Daiō | |
| Other Name: | 大王崎 (Daiō-zaki) |
| Type: | Cape |
| Map: | Japan |
| Map Relief: | yes |
| Location: | Shima, Mie Prefecture, Japan |
| Water Bodies: | Pacific Ocean |
| Coordinates: | 34.2761°N 136.9003°W |
is a cape located in the Kii Peninsula in Shima, Mie in Japan.
The lighthouse of Cape Daiō was built in 1927.[1] It was damaged by aerial bombardment during the Pacific War (1941-1945) and by the passage of Typhoon Vera in 1959. The limestone structure visible in 2015 is a renovated version of the original dating back to 1978.