The Life Of Hashirama Senju: The First Hokage (Naruto)
Up until now(i.e Boruto episode 37) we have seen 7 Hokages of the village Konoha. In chronological order they are Hashirama Senju, Tobirama Senju, Hiruzen Sarutobi, Minato Namikaze, Lady Tsunade,Kakashi Hatake and Naruto Uzumaki.