Louisiana's 37th State Senate district is one of 39 districts in the Louisiana State Senate.

It has been represented by Republican Barrow Peacock since 2012.

[3] District 37 is evenly split between Bossier and Caddo Parishes in Ark-La-Tex, including parts of southern Shreveport and Bossier City.

[4] Louisiana uses a jungle primary system.

If no candidate receives 50% in the first round of voting, when all candidates appear on the same ballot regardless of party, the top-two finishers advance to a runoff election.