Topa Inca Yupanqui or Túpac Inca Yupanqui, also Topa Inga Yupangui, translated as "noble Inca accountant," was the tenth Sapa Inca of the Inca Empire, fifth of the Hanan dynasty. His father was Pachacuti, and his son was Huayna Capac. Topa Inca... Wikipedia