2023Final results
2023 runoff for Louisiana Senate District 21
Louisiana State Senate · Louisiana
Robert Allain (R) won with 59.0% of the vote, defeating Henry "Bo" LaGrange (R) by 18.0 points.
Robert AllainRepublican · winner
59.0%9,864
Henry "Bo" LaGrangeRepublican
41.0%6,855
16,719 votes
Source: Louisiana Secretary of StateUpdated Sep 30, 2026, 1:09 PM ET