Nelson Rolihlahla Mandela was born on 18 July 1918 in Mvezo, Umtata (now Mthatha), Transkei, South Africa. He had thirteen siblings by the same father, and two mothers. His parents were Gadla Henry Mphakanyiswa and Nosekeni Nonqaphi . His given name was Rolihlahla, a Xhosa name meaning "pulling the branch of a tree" or informally, "troublemaker". He was a member of the Thembu royal family. On his first day of school, he was given the name Nelson by his teacher Miss Mdingane. Giving children in Africa English names was a custom among Africans during that period.