1943 LSU Tigers football team

The 1943 LSU Tigers football team was an American football team that represented Louisiana State University (LSU) as a member of the Southeastern Conference (SEC) during the 1943 college football season. In their ninth year under head coach Bernie Moore, the Tigers complied an overall record of 6–3, with a conference record of 2–2, and finished second in the SEC.

LSU did not celebrate a homecoming game in 1943 due to World War II. Halfback Steve Van Buren led the nation in rushing with an average of 5.7 yards per carry and was second in scoring.

In the final Litkenhous Ratings, LSU ranked 54th among the nation's college and service teams with a rating of 82.0.