Together with a northward shift of New Zealand's population, this resulted in five new electorates having to be created in the upper part of the North Island.
[7] The first member was Geoff Thompson of the National Party, who was the representative for two parliamentary terms.
[9] King represented the Horowhenua electorate for two parliamentary terms before she was defeated by National's Hamish Hancock in the 1990 election.
[10][11] Hancock in turn was succeeded by Labour's Judy Keall after one parliamentary term in the 1993 election.
[12] Unless otherwise stated, all MPs terms began and ended at general elections.