Ulmūka (Ulmuka) was a king, a follower of Jarāsandha (Jarasandha). From the additional reading of the 10th Skandha of Bhāgavatapurāṇa, it is known that when Jarāsandha held a seize over Mathurā (Mathura), Ulmūka was posted at the eastern gate of Mathurā, along with his army.