Answer

Suparśvanāth Bhagwan’s Janma Kalyanak took place in Varanasi.

In Jain tradition:

• 7th Tirthankar: Shri Suparśvanāth Bhagwan
• Birthplace: Varanasi
• Father: King Pratiṣṭha
• Mother: Queen Pṛthvī

Explanation

“Janma Kalyanak” means the auspicious birth event of a Tirthankar. For Shri Suparśvanāth Bhagwan, this sacred event is traditionally associated with Varanasi, which is also an important Jain tirth connected with several Tirthankars.

Takeaway

If by “address” you mean a modern temple or pilgrimage location in Varanasi connected with Suparśvanāth Bhagwan, please clarify your city/country or the exact tirth you are looking for.