More info about the name "Tina"
Tina originates in Old English language and means "river". Some sources suggest, though, that it is a diminutive of Christina, Martina, Valentina or Augustina. Which one of those opinions is correct is unclear. As a feminine given name it has been used since the beginning of the 20th century. It was popularized by the famous American singer Tina Turner, born Anna Mae Bullock.