Gregory Robert Wallis (born May 15, 1990)^[1] is American politician from California serving as a member of the California State Assembly, representing the 47th district.

Wallis was born on May 15, 1990. He studied political science at California Lutheran University and became a district director for assemblymember Chad Mayes in 2014.^[2] Prior to becoming a district director for Mayes, he worked as an account executive for Mann Communications and as an executive director of the Inland Empire Taxpayer’s Association.^[3]

In February 2022, Wallis announced his candidacy for the newly-redrawn 47th district after Mayes declined to seek re-election.^[4][5] In the primary election, Wallis secured the second position behind Democratic Palm Springs City Councilwoman Christy Holstege, setting up a face-off between them in the general election.^[6] In the initial general election results, Holstege held a narrow lead over Wallis, with the two candidates continually exchanging leads with each successive count.^[7] By December 12, Holstege had been defeated by Wallis by a margin of 85 votes, choosing to concede the race to Wallis and declining to pursue a recount.^[8][9]

In April 2023, Holstege announced that she would be running against Wallis.^[10] In the primary election, Wallis placed first ahead of Holstege, setting up a rematch of the 2022 election.^[11]