Ziaire is a modern American spelling of Zaire, the former name of the Democratic Republic of the Congo, which comes from the Kikongo word nzere or nzadi and means "the river that swallows all rivers". The spelling with i echoes Zyaire and the popular Z names of the 2010s. In the United States Ziaire ranked number 6314 in 2000, peaked at number 1910 in 2020 and stands at number 2107 among boys' names in 2025.