John Hanning Speke

John Hanning Speke (4 May 1827 – 15 September 1864) was an English explorer and army officer who made three exploratory expeditions to Africa. He is most associated with the search for the source of the Nile (known to locals as Kiyira in Luganda) and was the first European to reach Lake Victoria (known to locals as Nam Lolwe in Dholuo and Nnalubaale in Luganda or Ukerewe).