Name Uddhav generally means Lord Krishna's friend or Festival or Sacrificial fire (Yagya), is of Indian origin, Name Uddhav is a Masculine (or Boy) name. Person with name Uddhav are mainly Hindu by religion.
Unni is used as a first name in Kerala, India. In the Malayalam language, it is also used as an adjective meaning an infant boy. Thus, Unnikrishnan means Lord Krishna in the infant form and Unniyesu means Yesu (Jesus in Malayalam) in the infant form.
The name of the river Uruguay comes from local indian language meaning the river of birds. The country, Republica Oriental del Uruguay, basically means the republic that is at the eastern side of that river.