Giteau is a French surname that may refer to: Kasey Giteau (born 1982), Australian swimmer Kristy Giteau (born 1981), Australian rugby union player Madeleine Giteau (1918–2005), French historian Matt Giteau (born 1982), Australian rugby union player, brother of Kristy Giteau's law introduced in 2015 by the Australian Rugby Union, named after Matt Ron Giteau (born 1955), Australian rugby league footballer, father of Matt and Kristy
See also Guiteau