Guru Arjan Dev Ji Shaheedi Diwas 2025 Nanakshahi Calendar. Today, on june 10th, 2024, sikhs around the world commemorate the shaheedi diwas, or martyrdom day, of guru arjan dev ji, the fifth sikh guru. The nanakshahi calendar is used for all the gurupurabs (festivals marking events in the lives of the gurus) except the birthday of guru nanak which continues to be celebrated.

Dates in bold are generally more widely observed. The sikh calendar with gurpurbs and other important events.