John William Kalua, sometime referred to as Keahiowailuku,[1] (c. 1846 – April 8, 1928) was a Native Hawaiian politician of Hawaii.

[6] He and politicians such as Joseph Nāwahī of Hilo and George Washington Pilipō of North Kona joined in forming the native opposition in the house against the king.

[7] After the king was forced to sign the Bayonet Constitution, in 1887 relinquishing much of his power and disenfranchising many poor Native Hawaiian voters, Kalua became a member National Reform and was elected to the 1890 session as a representative for Wailuku.

[12] The monarchy was overthrown on January 17, 1893, by the Committee of Safety, with the support of United States Minister John L. Stevens and the landing of American forces from the USS Boston.

[16] He served as Judge of the Second Circuit Court from September 1, 1894 to April 7, 1904, when he was removed from office by President Roosevelt.