White Americans make up 57.1% of Louisiana’s population according to the official 2020 census.
[3] White Americans are the largest ethnic group in Louisiana.
[4] Many whites are also of British and Irish ancestry in Louisiana.
Irish, Germans, and Italians are more recent European immigrants in Louisiana.
The earliest known explorers in Louisiana were Alonso Alverez de Piñeda in 1519 and Alvar Nuñez Cabeza de Vaca in 1528, who possibly crossed present-day Louisiana or possibly floated by Louisiana's coastline.