Ryōzen (良暹, dates unknown, but flourished c. 998—1064) was a Japanese waka poet of the mid- Heian period. One of his poems was included in the Ogura Hyakunin Isshu, and thirty-one of his poems were included in imperial anthologies from the Goshūi Wakashū on.

Although his exact birth and death dates are unknown, ^[1] he flourished around 998 to 1064. ^[2]

A Tendai monk ^[2] at Hiei-zan, ^[1] he later became abbot (別当, bettō) of the Gion Monastery. ^{[1] [2]} He lived as a hermit at Ōhara ( Japanese Wikipedia) and then, late in life, at Unrin'in (雲林院, Japanese Wikipedia). ^[2]

Thirty-one of his poems were included in imperial anthologies from the Goshūi Wakashū on. ^{[1] [2]}

The following poem by him was included as No. 70 in Fujiwara no Teika's Ogura Hyakunin Isshu:

• Keene, Donald (1999). A History of Japanese Literature, Vol. 1: Seeds in the Heart — Japanese Literature from Earliest Times to the Late Sixteenth Century. New York: Columbia University Press. ISBN  978-0-231-11441-7.
• McMillan, Peter. 2010 (1st ed. 2008). One Hundred Poets, One Poem Each. New York: Columbia University Press.
• Suzuki Hideo, Yamaguchi Shin'ichi, Yoda Yasushi. 2009 (1st ed. 1997). Genshoku: Ogura Hyakunin Isshu. Tokyo: Bun'eidō.

• List of Egyō's poems in the International Research Center for Japanese Studies's online waka database.
• Egyō-hōshi-shū in the same database.
• Egyō on Kotobank.