Ingen Ryuki (Chinese 隱元隆琦, Yinyuan Longqi) (Fuqing, Fujian, 1592 - Uji, 1673) was a Chinese Linji Chan Buddhist monk, poet, and calligrapher.

Ingen is a town in the Dutch province of Gelderland. It is a part of the municipality of Buren, and lies about 9 km southwest of Veenendaal.