A mass shooting occurs at the Old National Bank in Louisville, Kentucky that leaves five victims dead and eight wounded.

On April 10, 2023, a mass shooting occurred at an Old National Bank branch in Louisville, Kentucky, United States. Five people were killed, and eight others were injured, including two responding police officers. The shooter, 25-year-old former employee Connor James Sturgeon, was fatally shot by police at the scene.

Old National Bank is an American regional bank with nearly 200 retail branches operated by Old National Bancorp and based in Chicago and Evansville, Indiana. With assets at $48.5 billion and 250 banking centers, Old National Bancorp is the largest financial services bank holding company headquartered in Indiana and one of the top 30 banking companies in the U.S. Old National Bank has locations in Illinois, Indiana, Iowa, Kentucky, Michigan, Minnesota, Tennessee, and Wisconsin.

Louisville is the most populous city in the Commonwealth of Kentucky, sixth-most populous city in the Southeast, and the 27th-most-populous city in the United States. By land area, it is the country's 24th-largest city; however, by population density, it is the 265th most dense city. Louisville is the historical county seat and, since 2003, the nominal seat of Jefferson County, on the Indiana border.

April 10 is the 100th day of the year in the Gregorian calendar; 265 days remain until the end of the year.