He is called Guru Nanak. He was born on the 20 October 1469, and died on the 7 May 1539.
ANS:2 The founder of Sikhism was SHRI GURU NANAN DEV JI who was born on 15th. April '1469 and not on 20th. October '1469 and his ascension took place on 22nd. September 1539