1) Guru Nanak Dev
2) Guru Angad
3) Guru Gobind Singh
4) Guru Arjan
Explanation:
On November 12, 2019 the 550th birth anniversary of Guru Nanak Dev was observed. The day is also known as Prakash Parv/Guru Nanak Jayanti. He was the first of the 10 Sikh gurus and the founder of Sikhism. His birthday is observed every year on Kartik poornima.
