In 2023, the National Popular Vote bill (status of HB156) was introduced into the House by Representatives Jimmy Anderson, Clinton Anderson, Samba Baldeh, Ryan Clancy, Alex Joers, Darrin Madison, Tod Ohnstad, Lori Palmeri, Melissa Ratcliff, Kristina Shelton, Christine Sinicki, Lisa Subeck, and Sue Conley as well as Senators Robert Wirch, Kelda Roys, Timothy Carpenter, Dianne Hesselbein, Christopher Larson, Mark Spreitzer.

In 2023, Wisconsin Senators Wirch, Roys, Carpenter, Hesselbein, Larson and Spreitzer introduced the National Popular Vote bill into the Wisconsin legislature (status of SB144). The bill is co-sponsored by Representatives J. Anderson, C. Anderson, Baldeh, Clancy, Joers, Madison, Ohnstad, Palmeri, Ratcliff, Shelton, Sinicki, Subeck and Conley. 

On April 8, 2021, the National Popular Vote bill (AB246) was introduced by Wisconsin state Representatives Gary Hebl, Greta Neubauer, Jimmy Anderson, Samba Baldeh, Jonathan Brostoff, Evan Goyke, Dianne Hesselbein, Gordon Hintz, Francesca Hong, Christine Sinicki, Sheila Stubbs, Lisa Subeck, and Don Vruwink. as well as Senators Robert Wirch, Kelda Roys, Melissa Sargent, Timothy Carpenter, Janis Ringhand, and Christopher Larson.  Later in 2021, Representative Steve Doyle and Kristina M. Shelton were added as a co-authors, and Senator LaTonya Johnson was added as a co-sponsor.

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%.