The Thames, from Middle English Temese, is derived from the Brittonic Celtic name for the river, Tamesas (from tamēssa), recorded in Latin as Tamesis and yielding.
Thames (/ ˈ t ɛ m z / ( listen)) (Māori: Hauraki) is a town at the southwestern end of the Coromandel Peninsula in New Zealand's North Island. It is located A water and sewerage company covering London and the areas round the river Thames. Thames, New Zealand - Wikipedia.