Lihau is a surname that may refer to:

Jean-Pierre Lihau (born 1975), politician and government minister in the Democratic Republic of the Congo Marcel Lihau (1931–1999), Congolese jurist, law professor and politician, inaugural president of the Democratic Republic of the Congo Sophie Lihau-Kanza (1940–1999), Congolese politician and sociologist, inaugural first lady of the Democratic Republic of the Congo

See also

Lihou Lihue, Hawaii