On April 25, 2019, the National Popular Vote bill was introduced in Wisconsin (Status of AB 185) by Representatives Hebl, Neubauer, Anderson, Brostoff, Crowley, Doyle, Emerson, Hesselbein, Ohnstad, Sinicki, Spreitzer, Stubbs, Stuck, Taylor and Senators Hansen, Wirch, Larson, and Miller.

On February 17, 2008, a hearing was held on the National Popular Vote bill in Wisconsin (AB 751) in the House Committee on Elections and Campaign Reform.

A survey of 800 Wisconsin state voters conducted on December 12-14, 2008 showed 71% overall support in Wisconsin for a national popular vote for President. Support was 81% among Democrats, 67% among independents, and 63% among Republicans. By age, support was 68% among 18-29 year olds, 62% among 30-45 year olds, 72% among 46-65 year olds, and 76% for those older than 65. By gender, support was 80% among women and 61% among men. By race, support was 72% among whites (representing 89% of respondents), 64% among African-Americans (representing 5% of respondents), and 58% among Others (representing 5% of respondents). The survey had a margin of error of plus or minus 3 1/2%.