Charles Houghton Mills (1843 – 3 April 1923) was a member of parliament for Waimea and Wairau, in the South Island of New Zealand.

[3] The family moved to Wellington in the early 1850s, where his father was Governor of the gaol, and where Charles Mills was educated.

[2] Mills settled in Havelock in 1871 and married Margaret, a daughter of John Morrison, in the same year.

[3][5] The 1887 general election in the Waimea-Picton electorate was contested by Arthur Seymour, Joseph Harkness and Mills, who received 446, 444 and 415 votes, respectively.

[6] The 1890 general election in the Waimea-Picton electorate was contested by Mills, Richmond Hursthouse and William Henry Phillips, who received 936, 728 and 80 votes, respectively.