Waipawa was a parliamentary electorate in the Hawke's Bay region of New Zealand, from 1881 to 1946.
The electorate was represented by seven Members of Parliament: William Cowper Smith from 1881 to 1887 and from 1890 to 1893 when he retired; from 1887 to 1890 Smith represented the Woodville electorate, which only existed for those three years. Thomas Tanner represented Waipawa from 1887 to 1890, when he retired.
Charles Hall represented Waipawa from 1893 to 1896 and 1899 to 1911, Sir George Hunter from 1896 to 1899 and 1911 to 1930, Albert Jull from 1931 to 1935 and 1938 to 1940, Hubert Christie from 1935 to 1938, and Cyril Harker from 1940 to 1946.