Takakazu Kuriyama (; died 1 April 2015) was a Japanese diplomat who served as ambassador to Malaysia and the United States.
Kuriyama was born in Tokyo. His father, Kuriyama Shigeru, was a diplomat and judge in the Supreme Court of Japan.
He attended the University of Tokyo.
Kuriyama joined the Ministry of Foreign Affairs in 1954. He was involved in the negotiations that led to the 1971 Okinawa Reversion Agreement, which returned the Okinawa Prefecture to Japan from the United States. The next year, he helped draft a statement on normalising diplomacy with China.
He held the position of Director General of the North American Affairs Bureau. He served as ambassador to Malaysia from 1985 to 1987. He was appointed Vice Minister in May 1989. In 1992, he became ambassador to the United States. He left the position in 1995.
His wife, Masako, was the daughter of a Japanese Supreme Court judge.
He died on 1 April 2015 in a Tokyo hospital, after suffering from pneumonia.