Ishanavarman II was an Angkorian

Khmer Empire

The Khmer Empire was one of the most powerful empires in Southeast Asia. The empire, which grew out of the former kingdom of Chenla, at times ruled over and/or vassalized parts of modern-day Laos, Thailand, Vietnam, Burma, and Malaysia. Its greatest legacy is Angkor, the site of the capital city...

 king who is believed to have ruled from 923 to 928. His empire may have been confined to Angkor

Angkor

Angkor is a region of Cambodia that served as the seat of the Khmer Empire, which flourished from approximately the 9th to 15th centuries. The word Angkor is derived from the Sanskrit nagara , meaning "city"...

 and the area around Battambang

Battambang

Battambang is the capital city of Battambang province in northwestern Cambodia.Battambang is the second-largest city in Cambodia with a population of over 250,000. Founded in the 11th century by the Khmer Empire, Battambang is well known for being the leading rice-producing province of the country...

 to the west. The younger son of Yasovarman I succeeded his dead brother. The period of his reign may have been very tumultuous and chaotic. In 921, his uncle, Jayavarman IV

Jayavarman IV

-Early Years:Jayavarman IV was an Angkorian king who ruled from 928 to 941 CE. Many early historians thought that he was a usurper. However, recent evidence shows that he had a legitimate claim to the throne. He was the son of king Indravarman I's daughter, Mahendradevi, and was married to his...

, had already set up a rival city about 100 km northeast of Angkor. Nothing else is known about Ishanavarman II. He died in 928 and received a posthumous name of Paramarudraloka.