Tanjay City is a 4th class city in the province of Negros Oriental, Philippines. It has a land area of 478.30 km².
The city is part of the 2nd Congressional District of the province of Negros Oriental and is located 30 kilometers north of Dumaguete City. It is bounded on the north by Bais City, on the south by the Municipality of Amlan, on the east by the Tañon Strait and west by the Municipality of Pamplona.
