Nimbarka (ÅšrÄ« NimbÄrkÄcÄrya शà¥à¤°à¥€ निमà¥à¤¬à¤¾à¤°à¥à¤•ाचारà¥à¤¯), is known for propagating the Vaiṣṇava Theology of Dvaitadvaita, duality in unity. He lived in the 13th Century and hailed from the present-day Andhra Pradesh.